| School | Approximate number
of measurements |
| 16th Secondary Scool At Qassim | 500 |
| 1st Lyceum of Haidari | 500 |
| 3.zakladni skola | 500 |
| 47th High School in Warsaw | 800 |
| Abae Thar Secondary School at Buraydah | 700 |
| Abdullah Bin Massud Secondary School at Sabt Al Alayah | 700 |
| Abdullah Bin Omar Inermediate School at Al-Namas | 800 |
| Abdullrahaman bin Abybakar School | 600 |
| Abdulrahman Bin Alharith Intermediate School at Riyadh | 700 |
| A.B. McDonald Elementary School | 600 |
| Academia Bautista De Puerto Nuevo | 900 |
| Academy For Science & Foreign Language | 700 |
| Academy Of Notre Dame | 900 |
| Academy Of the Holy Names | 700 |
| Acalanes High School | 600 |
| ACWA | 500 |
| Ahvenisen ala-aste | 800 |
| Ain Jaloot basic school | 600 |
| A/ Kekirawa Central College | 600 |
| Al Afak School -Sur Baher | 900 |
| Al-Baihgi intermediate School at Riyadh | 700 |
| Albeck-Gymnasium | 700 |
| Al-Biader | 900 |
| Alcolu Elementary School | 500 |
| Alder Creek Community Forest | 700 |
| Aldgate Primary School | 600 |
| Al duqom basic school | 600 |
| Al-Fahd Secondary School at Rejal Alma'a | 700 |
| AL-FARDOS Elementary School | 700 |
| Al-Fath Intermediate and Secondary School at Al-Laith | 600 |
| Alftamyrarskoli | 900 |
| Al Hadan Intermediate Girls School at Muhayil Assir | 500 |
| Al Hidd Girls Secondary School | 500 |
| Al-Husain School for Girls | 700 |
| Al Huzayel Junior High School | 500 |
| Aliso School | 900 |
| Alkamel Pasic School | 700 |
| Alkhaldia Elementary School at Bishah | 700 |
| Alkhwarezmi basic school | 600 |
| Alleghany High School | 900 |
| Allentown High School | 500 |
| Alley Pond Environmental Center | 600 |
| AL MAJD JUNIOR HIGH SCHOOL | 500 |
| Alma Middle School | 500 |
| Al- Mustakbal- Segev Shalom | 800 |
| Alrazi Elementary Kfar Manda | 500 |
| Alrefah basic school | 600 |
| Alswaiq Basic School | 800 |
| Alytaus "Sakalėlio" pradinė mokykla | 900 |
| Alzahra Pasic School | 600 |
| Al Zahrawi junior high school | 500 |
| Al-Zahrawi Secondary School at Riyadh | 600 |
| Amman Academy | 600 |
| Amman Baccalaureate School | 800 |
| Ammansaari Ylaaste | 900 |
| Andover Elementary School | 600 |
| Anttolan Ala-Aste | 500 |
| Anuban Phrae | 700 |
| Anykščių Antano Vienuolio progimnazija | 900 |
| Apple Grove Elementary School | 500 |
| Arab Elementary School | 700 |
| Arbury Park Outdoor School | 900 |
| Arctic/Antarctic Expeditions GLOBE v-School | 700 |
| Ardtornish Primary School | 500 |
| Arlington Echo Outdoor Education Center | 800 |
| Aronahteen Lukio | 500 |
| Arroyo Vista Elementary School | 800 |
| Arvida Middle School | 600 |
| Arwa Bint Kuraiz intermediate Girls School at Al-Baha | 500 |
| Asbury School (USALEUR8) | 600 |
| Asma Bint Al-Numan Intermediate and Secondary Girls School at Al-Bahah | 600 |
| Astrid Lindgren Primary School in Dabrowa | 500 |
| Atlanta Area School For The Deaf | 900 |
| Auburn Land Lab | 600 |
| Aurea E. Quiles | 600 |
| Aurora College (NZNZ9KQO) | 700 |
| Avondale Elementary School | 700 |
| A.W. Spalding School | 900 |
| Ayalon | 500 |
| Bagy Bin Mekhled School at Riyadh | 500 |
| Bahrain Citizen Science | 700 |
| Ballance School | 600 |
| BANGIL ELEMENTARY SCHOOL | 500 |
| Ban Ka Lhim School | 500 |
| Ban Kamala (Ratchprachanuklok 36) | 500 |
| Banmodtanoy school | 900 |
| Ban Pak Klong | 800 |
| Ban Thum Kob | 600 |
| Baudartius College | 500 |
| Bawku Secondary School | 600 |
| Baxter County Alternative School | 500 |
| Bay Point Middle School | 900 |
| Bayswater School | 500 |
| BB Comer Memorial Elementary School | 600 |
| B-C.Grammar School #1 | 800 |
| Beaufort Academy | 500 |
| Bedford Elementary | 900 |
| Beekmantown Senior High School | 500 |
| Begin Elementary School | 700 |
| Begoro Presbyterian Secondary School | 700 |
| Beit -Jan C Elementary School | 800 |
| Bellingen High School | 700 |
| Belt Public Schools | 700 |
| Benalla 31 Primary School | 500 |
| Bennington Grade School | 500 |
| Ben Shemen regional school | 900 |
| Bentley Elementary School | 500 |
| Bentworth High School | 600 |
| Berekum Secondary School | 900 |
| Berenda Elementary School | 500 |
| Berlin Central Middle/High School | 800 |
| Berryville Middle School | 700 |
| Berufskolleg fuer Gestaltung und Technik | 800 |
| Beverley Manor Middle School | 500 |
| Bigfork Elementary School | 800 |
| Bigfork High School | 500 |
| Biglerville High School | 600 |
| Bin Khldon at Sarat Abedah | 600 |
| Birchwood School | 500 |
| Bjorksatraskolan 6-9 | 700 |
| Blaine Elementary School | 600 |
| Blayney High School | 600 |
| Blue Ridge School | 600 |
| Boaz Middle School | 600 |
| Bob Jones High School | 700 |
| Bolivia Citizen Science | 500 |
| Boonsboro Elementary School | 600 |
| Bowling Green State University GLOBE v-School | 500 |
| Box Elder Public School | 600 |
| Briarcliff Middle School | 700 |
| Briarlake Elementary School | 800 |
| Brisbane Girls' Grammar School | 800 |
| Bristol Grade School | 500 |
| Brockport Central School | 900 |
| Brooklyn Elementary School | 700 |
| Bryant Middle School | 500 |
| Buchenberg-Gymnasium | 800 |
| Buddy Taylor Middle School | 600 |
| Builta Elementary School | 500 |
| Bulgaria Citizen Science | 500 |
| Burleigh Manor Middle School | 900 |
| Burlington High School | 900 |
| Burns High School | 900 |
| Burton Geo-World Magnet | 500 |
| Butte Creek Elementary School | 600 |
| Byron Bay High School | 600 |
| Cahaba Heights School | 900 |
| California University Of Pennsylvania | 500 |
| Cambridge Elementary School | 900 |
| Cameroon Protestant College | 700 |
| Campbellsburg Elementary School | 600 |
| Canandaigua Elementary School | 900 |
| Cane Ridge Elementary School | 800 |
| Cantaleum Zürich AG | 500 |
| Canutillo High School | 500 |
| Canyon Charter School | 800 |
| Caprivi Senior Secondary School | 600 |
| Carina State School | 700 |
| Carroll Academy | 800 |
| Carrollton School Of The Sacred Heart Secondary | 700 |
| Cartersville Elementary School | 600 |
| Castle Heights Middle School | 800 |
| Cavite National Science High School | 700 |
| Caxton College | 500 |
| C.B.T. "Efrain Hernandez Xolocotzin" | 900 |
| CEG1 Dassa | 500 |
| CEG Athiémé | 700 |
| CEG BANTE | 800 |
| CEG Malanville | 900 |
| CEG Nikki | 600 |
| CEIP Puntagorda | 900 |
| CEIP Taibique | 500 |
| CEM de Puerto Quito | 800 |
| Central Middle School Of Science | 800 |
| Central Middle School (USIAUPJN) | 600 |
| Central Primary School | 600 |
| Centro de Educacion Ambiental "Ecoguardas" | 700 |
| Charles F. Patton Middle School | 600 |
| Charleston High School | 600 |
| Chase County Elementary School | 500 |
| Chatham Day School | 500 |
| Chelsea Middle School | 900 |
| Chernihiv Regional Young Naturalists Station | 500 |
| Chernivtsi Regional Ecology and Nature Center for Youth | 600 |
| Cherry Creek Elementary School | 900 |
| Chester Elementary School | 700 |
| Chesterfield Elementary School | 600 |
| Chippewa Junior High School | 600 |
| Chomsurangupatum | 600 |
| Chornukhy Children and Youth Creativity House Poltava region | 700 |
| Christelijk College de Populier | 600 |
| Christiaan Huygens College, Frits Philips | 800 |
| Christ the King Junior School | 700 |
| Cibecue Community School | 700 |
| CIEM | 900 |
| Cité scolaire de l'Édit | 800 |
| City Honors School | 500 |
| Clanton Elementary School | 500 |
| Clark County R-1 High School | 900 |
| Clayton High/Middle School | 500 |
| Clonard College | 500 |
| Coal Creek Elementary | 700 |
| CO de Vouvry | 900 |
| Coffman Middle School | 600 |
| Col. Dr. Roque Díaz Tizol | 700 |
| Colegi Jardí | 800 |
| Colegio Basico Chepica | 800 |
| COLEGIO CORONEL ELEUTERIO RAMIREZ MOLINA | 900 |
| COLEGIO DE MONAGRILLO | 500 |
| Colegio de Todos los Santos | 800 |
| Colegio Gregorio Jose Ramirez Castro | 700 |
| Colégio Militar do Recife | 700 |
| Colegio Presbiteriano Pablo Casasus | 500 |
| Colegio San Miguel Arcángel | 600 |
| Colegio Zurbarán | 800 |
| Colfax Elementary School | 500 |
| College Bissikrima | 500 |
| Collège de Barétous | 900 |
| College de Poredaka | 700 |
| Collège de Saint Etienne de Cuines | 600 |
| College de Sanguiana | 800 |
| College Des Freres | 900 |
| Collège des Terreaux | 700 |
| Collège Jules FERRY | 500 |
| Collège multisite Asfeld/Château-Porcien | 600 |
| Collier High School | 800 |
| Collierville Middle School | 500 |
| Colony Middle School | 900 |
| Columbia High-Academy Of Math, Science And Technology | 800 |
| Complex of Schools no 1 in Otwock | 600 |
| Conemaugh Valley Jr./Sr. High School | 700 |
| Conville Primary School | 600 |
| Cooper County C-4 High School | 700 |
| Corbin High School | 800 |
| Corner Elementary School | 600 |
| Cory Elementary School | 500 |
| Covenant Day School | 500 |
| Coyle Public School | 800 |
| CPI Conde de Fenosa | 700 |
| CP Molino de Viento | 500 |
| Crescent Park School | 800 |
| Cuba High School | 600 |
| Curtner Elementary School | 900 |
| Cutler Ridge Middle School | 700 |
| Cuyahoga Valley Environmental Education Center | 800 |
| Czech Republic Citizen Science | 600 |
| DAEJEON DONGSIN SCIENCE HIGH SCHOOL | 600 |
| Darby Junior High School | 700 |
| Davidson Elementary School | 600 |
| David Wooster Middle School | 600 |
| David Yellin | 900 |
| DAV Public School (ININ9FTW) | 800 |
| Del Mar High School | 900 |
| Del Oro High School | 600 |
| Delsea Middle School | 500 |
| Denali Elementary School | 500 |
| Denmark Citizen Science | 700 |
| Denton High School | 500 |
| Depaul School | 500 |
| Der Hana Junior High School | 700 |
| Desmet Public School District #20 | 500 |
| Devils Lake High School | 700 |
| Dhahran Secondary School at Dhahran | 800 |
| Dirranbandi P 10 Campus | 500 |
| Discovery High School | 700 |
| Dodgeland Middle School | 900 |
| Dominican Republic Citizen Science | 600 |
| Don-Bosco-Gymnasium Essen | 600 |
| Dowdell Environment Studies Magnet Middle School | 700 |
| Dr. Carlos Gonzalez | 700 |
| Droste-Hülshoff-Gymnasium | 900 |
| Dr Pedro Albizu Campos | 500 |
| Dr. Rafael L. Sicardo Community School | 500 |
| Dumas High School | 600 |
| Dunbar Magnet Middle School | 600 |
| Dunwoody High School | 900 |
| Durango High School (USCOFYCS) | 900 |
| Eagle Creek Elementary School | 600 |
| East Elementary School | 500 |
| East Lincoln High School | 800 |
| East McDowell Junior High School | 900 |
| East Rutherford High | 800 |
| East School | 600 |
| Echline Primary | 700 |
| Ecole Publique Arc en Ciel | 600 |
| Ecole Sainte Marie | 500 |
| Ecuador Citizen Science | 700 |
| Edgemont Elementary School (USMI2S69) | 800 |
| Ed. W. Clark High School | 900 |
| Eemsdeltacollege | 600 |
| Eid ungdomsskole (12-16) | 600 |
| Eilaboun Junior High School | 900 |
| Elaintarha | 600 |
| El Centro Elementary School | 500 |
| Elektrėnų Ąžuolyno progimnazija | 600 |
| Elementary School No 12 in Elbląg | 500 |
| Elida Middle School | 800 |
| Elk Grove High | 500 |
| Ellison Public School | 500 |
| Ell - Saline MS/SR High School | 600 |
| Elly-Heuss-Knapp Schule | 500 |
| Elm City Elementary School | 700 |
| Elm City Middle | 500 |
| Elmwood Jr./Sr. High School | 500 |
| Elpidio H. Rivera | 900 |
| El Salvador Citizen Science | 500 |
| Elsanor Elementary School | 900 |
| El-SAYED JUNIOR HIGH SCHOOL | 600 |
| Elva Lynch Elementary School | 500 |
| E.N Rogers Middle School | 700 |
| Environmental Camps for Conservation Awareness | 700 |
| EPP Attogon | 900 |
| EPP Kpakpassa | 700 |
| EPP Mary/A | 800 |
| EPP Sainte Rita | 900 |
| EPWU | 500 |
| Ereckson Middle School | 700 |
| Esawiyeh Junior High School for boys | 700 |
| Esc. Manuel Ruiz Gandia | 600 |
| Escuela Berwind Superior | 900 |
| Escuela No 21 | 500 |
| Escuela Secundaria Diurna num. 223 | 900 |
| Escuela S.U. Ana Dalila Burgos Ortiz | 600 |
| Escuela Superior Adolfina Irizarry De Puig | 800 |
| Escuela Superior Benito Cerezo | 900 |
| Escuela Superior Blanca Malaret | 800 |
| Escuela Urbana Mixta Unificada Sor Clara Quiroz | 800 |
| E.S.-Les Ormonts-Leysin (ESOL) | 900 |
| Espinosa Kuilan | 600 |
| Estonian Learning Expedition | 500 |
| Etajima city Kirikushi Elementary School | 800 |
| Euclid High School | 500 |
| Eufaula High School | 600 |
| Evans Academy IPS 11 | 500 |
| Evansdale Elementary School | 600 |
| Evergreen Charter School | 500 |
| Excellent High School | 600 |
| F.A. Cleveland School | 700 |
| Fairhope Elementary School (USALSIOM) | 900 |
| Fairhope Middle School | 900 |
| Featherville Center | 900 |
| Field Elementary School | 600 |
| Floyd Bennett Ecology Village (Gateway National Recreation Area) | 500 |
| Fogelsville Elementary School | 600 |
| Fonda - Fultonville Central Elementary School | 500 |
| Forestry Schools in Goraj | 600 |
| Foshay Learning Center | 500 |
| Francis Case Elementary School | 500 |
| Francisco Bravo Medical Magnet High School | 600 |
| Francisco Ramos | 500 |
| Francis Howell North High School | 600 |
| Franklin High School (USMAT7V9) | 600 |
| Franklin Knight Lane High School | 500 |
| Frank V Bergman Elementary School | 600 |
| Fraser Coast Anglican College | 700 |
| Fred C. Wescott Junior High School | 600 |
| Frenchtown Elementary And Junior High Schools | 500 |
| Friedrich-Ratzel-Gymnasium | 800 |
| Friedrich-Schleiermann-Gymnasium Niesky | 600 |
| Frostwood Elementary School | 600 |
| Ft. Madison High School | 600 |
| Ft. Towson Public Schools | 600 |
| Fulton 4-5 Learning Center | 800 |
| Fu-Sing Elementary School | 600 |
| Gabriel Taapopi Senior Secondary School | 800 |
| Gainesville Elementary School | 800 |
| Galtier Math, Science And Technology Magnet School | 500 |
| Garysburg Elementary School | 600 |
| Gentry Middle School | 600 |
| Gesamtschule Bergheim | 600 |
| Gesamtschule Schermbeck | 800 |
| Gesamtschule Schüpberg | 500 |
| Gevim | 800 |
| Giessen High School | 700 |
| Gimnazium in Nawojowa | 500 |
| Gimnazium M. Kopernika in Sierpc | 800 |
| Gimnazium No 1 in Kalisz | 500 |
| Gimnazium Siostr Nazaretanek in Warszawa | 600 |
| Gimnazjum St. Kard. Wyszynskiego in Zielonka | 600 |
| Glendover Global Studies School | 700 |
| Glenn Elementary School | 500 |
| Glenside Weldon Elementary School | 600 |
| Glen Waverley Secondary College | 800 |
| Glenwood Middle School | 600 |
| Glide Middle School | 900 |
| Goethe Gymnasium (DEDELOGR) | 900 |
| Gold Dust Elementary School | 700 |
| Golden Plains Elementary School | 500 |
| Gordon Elementary School | 900 |
| Goshen School | 800 |
| Government Teachers Training College | 900 |
| Gozo College Xewkija Primary School | 500 |
| Grace Junior High School | 600 |
| Graetz | 500 |
| Grand County High School | 600 |
| Grand Valley State University - Annis Water Resources Institute | 600 |
| Grass Valley Elementary School | 600 |
| Green Township Elementary School / M.S.D. Of Martinsville | 600 |
| Greenwood Elementary School | 500 |
| Grundschule Bingen-Kempten | 900 |
| Guatemala Citizen Science | 900 |
| Gunston Day School | 600 |
| Gunter Middle School | 700 |
| Gus Garcia Middle School | 600 |
| Gymnasium Franziskaneum | 600 |
| Gymnasium Koenigshufen | 600 |
| Gymnasium Meckelfeld | 500 |
| Gymnasium Syke | 900 |
| Gymnazium Valasske Klobouky | 800 |
| Hada Junior High School | 500 |
| Hahashomonaim | 800 |
| Hamilton Girls High School | 900 |
| Hanceville High School | 700 |
| Harbor Math/Science Gifted Magnet | 500 |
| Harrison High School | 800 |
| Hassayampa Elementary School | 900 |
| Haupt- und Realschule Bad Laer | 800 |
| Haviland Middle School | 900 |
| Hawkins Middle School | 900 |
| Hayes Middle School | 800 |
| HAYOVEL Elementary School | 600 |
| Hecla Elementary School | 800 |
| Helen Bush School | 600 |
| Helen Parkhurst | 600 |
| Hellgate District 4 | 500 |
| Heriot Primary School | 700 |
| Hermantown High School | 900 |
| Hewlett High School | 900 |
| Hibernia Primary School | 500 |
| Hidden Valley Elementary School | 700 |
| Highland Park Elementary School | 800 |
| Hillcrest Elementary School (USID57SD) | 700 |
| Hilltop Elementary School | 800 |
| Hirosima Munisipal Misuzugaoka High School | 800 |
| Hittin Intermediate School at Al-Dawadmi | 700 |
| Hjalmar Lundbohmsskolan | 500 |
| Hokkaido Kamikawa Senior Highschool | 900 |
| Holland Central Schools | 700 |
| Homer Davis Elementary School | 500 |
| Hoover Elementary School | 600 |
| Hoover Elementary School (USCASR32) | 500 |
| Hoover Middle School | 800 |
| Hopson Middle School | 700 |
| Horace Greeley High School | 700 |
| Hora Hora | 700 |
| Hornnes vidareg?ande skule (16-19) | 600 |
| Howth Primary School (Scoil Mhuire) | 900 |
| HTBLU.VA Graz-Gosting | 700 |
| Hudson Middle School (USOHQE8U) | 700 |
| Hutchens Elementary School | 800 |
| Hyer Elementary School | 800 |
| Ibn Al-Nafees Secondary School at Yanbu | 700 |
| I.E. Callao, Callao | 600 |
| I.E. Jorge Basadre Grohman, Ancash | 700 |
| I.E. Juan Manuel Salguero Pizarro, Junin | 500 |
| I.E. Maria Parado de Bellido, Rimac - Lima | 900 |
| I.E. Mercedes Cabello de Carbonera, Moquegua | 800 |
| I.E. N°34238 San Miguel de Eneñas, Pasco | 900 |
| I.E. N° 40196 Técnico Agropecuario Artesanal- San Juan de Tarucani, Arequipa | 800 |
| I.E. N°40517 Capitan Evaristo Amezquita, Arequipa | 600 |
| I.E. N° 40531 Honofre Benavides, Arequipa | 800 |
| I.E. N° 86019 La Libertad, Ancash | 600 |
| IES Al-Qadir | 700 |
| IES Bernardo de Balbuena | 700 |
| IES Brianda de Mendoza | 500 |
| IES Cañada de la Encina | 700 |
| IES Cruz de Piedra | 900 |
| IES El Alamo | 800 |
| IES Grinon | 600 |
| IES Josep Miquel Guardia | 800 |
| IES Juan de Mairena | 500 |
| IES La Besana | 500 |
| IES Las Salinas | 900 |
| IES Leon Felipe | 600 |
| IES Los Rosales | 900 |
| IES Maestro Juan Rubio | 600 |
| IES Manuel Chamoso Lamas | 900 |
| IES Marques de la Ensenada | 800 |
| IES Ramon Carande | 700 |
| IES Rosa Chacel | 900 |
| IES San Juan de la Rambla | 500 |
| IES Santiago Rusi?ol | 600 |
| IES Serrania Baja | 800 |
| IES Sierra de Guadarrrama | 800 |
| IES Tegueste | 500 |
| IES Teguise | 600 |
| IES Vega del Piron | 700 |
| IES VILLALBA HERVÁS | 800 |
| I.E. TERESA GONZALES DE FANNING, JESÚS MARÍA, LIMA | 600 |
| I.E. Virgen Dolorosa, San Martín | 700 |
| Ignacio High School | 900 |
| II Liceum M.Konopnickiej in Katowice | 600 |
| Ilanot | 900 |
| I Liceum in Gorzów Wlkp | 700 |
| Ilwaco Junior/Senior High School | 500 |
| Incheon Choeun High School | 500 |
| Incline Elementary School | 800 |
| Independence High School (USIAM99E) | 800 |
| Independence School | 500 |
| Indian Bend Elementary | 700 |
| Indian Education Society School | 900 |
| Indianola High School | 800 |
| Indian River High School | 600 |
| Institución Educativa Carlos Vieco Ortiz | 600 |
| Institute for Earth Observations GLOBE v-School | 500 |
| Institute for Global Environmental Strategies (IGES) GLOBE v-School | 800 |
| Instituto de Investigaciones sobre los Recursos Naturales | 500 |
| Instituto Federal do Maranhão | 600 |
| Intermediate School 93 | 900 |
| IRONY YUD-BET JAFFA | 700 |
| Istituto Nautico Statale Pancaldo | 800 |
| Istituto Professionale Stale Industria e Artigianato | 800 |
| Istituto Tecnico Commerciale D. Panedda | 600 |
| Ivy High School | 500 |
| Izumi Junior High School | 800 |
| Izumi Junior High School (JPJPGV8E) | 700 |
| Jaber Bin Hayyan Secondary School at Al-Jouf | 500 |
| Jack Hayes Elementary School | 700 |
| Jackman Road Elementary | 500 |
| Jasper High School | 900 |
| Jefferson Davis Middle School (USVA3BEC) | 700 |
| Jefferson Elementary School | 600 |
| Jefferson Elementary School (USPAA7B6) | 500 |
| Jenks High School | 500 |
| Jennings Elementary School | 900 |
| Jesse Stuart Elementary School | 900 |
| Jessieville Middle School | 500 |
| J-I High School | 600 |
| J. M. McKenney Middle School | 900 |
| Joensuun normaalikoulu | 900 |
| John F. Kennedy High School (USNYQ8JN) | 600 |
| John Ford Middle School | 700 |
| John Marshall Middle School (USINLBV9) | 500 |
| Johnson Junior High School | 600 |
| Johnson Middle School | 600 |
| Jordan Citizen Science | 700 |
| Jordan Small School | 600 |
| J.P Vincent Elementary School | 600 |
| Juan Ponce De Leon | 800 |
| Junior High School Attached to the Faculty of Education, Kumamot | 500 |
| JUNIOR HIGH SCHOOL ZARZIR | 700 |
| Kaabiya Elementary School | 700 |
| Kagoshima Fishery High School | 500 |
| Kai Iwi School | 600 |
| Kalasinpittayasan | 800 |
| Kantonsschule Zuercher Unterland | 800 |
| Karstulan ylaaste ja lukio | 800 |
| Kaurihohore Primary School | 700 |
| Kazahayahokubu Elementary School | 900 |
| Keelung Municipal Anle Senior High School | 800 |
| Keio Futsubu School | 700 |
| Kelso High School | 700 |
| Kennett High School | 600 |
| Kent Denver School | 500 |
| Kenya GLOBE v-School | 500 |
| Kg/ Tholangamuwa CC | 500 |
| Khawlah bint alzwar basic school | 700 |
| Khmelivska Secondary School | 600 |
| Khoroshivska Secondary School | 600 |
| Kids Peace National Centers | 900 |
| Kiipun ala-aste | 600 |
| Kingfisher Special School | 600 |
| King Saud Secondary School at Arar | 900 |
| Kingsford Elementary Magnet School | 800 |
| Kingsway Christian College | 500 |
| Kirkeparken Videreg?ende Skole | 600 |
| Kitty Hawk School | 800 |
| Klaipėdos technologijų mokymo centras | 800 |
| Komachin Middle School | 900 |
| Kontiolahden lukio | 500 |
| Kovel young naturalists station | 900 |
| Kuressaare Gymnasium | 700 |
| Kuuman ala-aste | 600 |
| Kyffin Elementary School | 800 |
| Kyon buk Science High School | 500 |
| La Casa del Arbol, Lince - Lima | 500 |
| Laestadiusskolan | 500 |
| Laguna College - High School Department | 600 |
| Lahore American | 600 |
| Lake Mills Middle School | 700 |
| Lake Region Union High School | 700 |
| Lakewood High School | 800 |
| Lander University | 800 |
| Laniteio Lykeio A | 500 |
| Lassiter Home School | 500 |
| Lava Elementary School | 500 |
| Lemeshivska Secondary School | 600 |
| Liceo Hernando de Magallanes | 500 |
| Liceum Powstancow Slaskich in Bieruń | 600 |
| Lieksan Lukio ja Peltolan Ylaaste | 800 |
| Lilja School | 600 |
| Lincoln Environmental Science Academy | 800 |
| Lincoln School (USKSR93H) | 500 |
| Livsey Elementary | 800 |
| Ljusdals Gymnasieskola | 500 |
| L?ken ungdomsskole | 500 |
| Lower East Side Prep High School | 900 |
| Lucindale Area School | 500 |
| Lucy Academy Preparatory School | 800 |
| Luis Muñoz Marín (USPRJU44) | 800 |
| Luitpold-Gymnasium Muenchen | 600 |
| Lukhamhanwarinchamrab school | 500 |
| Lycee de Koundara | 900 |
| Lycée de la mer | 700 |
| Lycee Vatomandry | 600 |
| Lynfield College | 800 |
| Lysheim skole (6-13) | 800 |
| MacArthur Fundamental Intermediate School | 700 |
| Macmillan Academy | 600 |
| MacWilliams Middle School | 800 |
| Madelia Elementary School | 800 |
| Makuri | 500 |
| Malka Secondary School for Boys | 500 |
| Malvik videreg?ende skole | 600 |
| Manhattan High School | 500 |
| Marina Village Middle School | 600 |
| Marlow Elementary School | 500 |
| Marlow High School | 900 |
| Marnix College Ede | 500 |
| Marple Newtown Senior High School | 600 |
| Marshall Middle School | 700 |
| Marshall University | 600 |
| Martin L. Olson School | 600 |
| Martin Luther King, Jr. Elementary School | 600 |
| Marvelwood School | 600 |
| Maryland GLOBE v-School | 800 |
| Marymount Of Santa Barbara | 900 |
| Mascenic Regional High School | 500 |
| McCloud Elementary School | 700 |
| McCombs Middle School | 500 |
| McDowell Elementary School | 500 |
| McGrath School | 500 |
| McKissick Elementary School | 500 |
| McLoud Junior High School | 800 |
| McMillan Elementary School | 500 |
| Meadow View Elementary School | 500 |
| Meadow Wood Elementary School | 700 |
| Miami Edison Middle School | 600 |
| Michigan GLOBE v-School | 500 |
| Mihail Lakatnik Primary School | 600 |
| Mihaylovskaya ZOSH I-III ¹2 | 900 |
| Mineral Elementary School | 800 |
| Miraleste Intermediate School | 600 |
| Mitchell Senior High | 500 |
| Moharimet School | 500 |
| Mohican School In The Out-of-Doors, Inc. | 500 |
| Monroe Middle School (USORBE9O) | 600 |
| Montevallo Elementary School | 500 |
| Monte Vista Elementary School | 800 |
| MOSHE SHARET ELEMENTARY SCHOOL | 600 |
| Mosquito Lake School | 600 |
| Mountain Shadows Middle School | 500 |
| Mount Washington Elementary School | 900 |
| Mpraeso Secondary School | 700 |
| MS 67 | 700 |
| Mt. Hope School | 500 |
| Mt/Sangamitta Balika Maha Vidyala | 600 |
| Murphey Candler Elementary School | 600 |
| Murphy Elementary School | 900 |
| Murray Bridge High School | 800 |
| Mynderse Academy | 500 |
| Myrtle Grove Christian School | 600 |
| Nagata elementary school | 700 |
| Nakhon Ratchasima Rajabhat University | 900 |
| NAKUI AGRICULTURAL HighSchool | 800 |
| NASA CERES S'COOL Project | 500 |
| Nashua Senior High School | 500 |
| National Central University | 500 |
| Ndewura Jakpa Secondary/Technical School | 600 |
| Netaim Elementary School | 500 |
| Newberry High School | 600 |
| New English School (ININF96J) | 700 |
| New Hope School | 700 |
| Newman Catholic High School | 500 |
| Newtown High School | 800 |
| Nicholson Elementary | 500 |
| Nightcliff High School | 700 |
| Nikochans | 700 |
| Nishimeya Junior High School | 600 |
| Nita Junior High School | 900 |
| Nodehill Middle School | 500 |
| Nolde Forest | 500 |
| Noordgrens Junior Secondary School | 900 |
| Norland Middle Community School | 700 |
| North Albany Middle | 500 |
| North Augusta Middle School | 500 |
| North Barrington Elementary School | 800 |
| North Buncombe High School | 900 |
| North Davie Middle | 700 |
| Northeastern High School | 800 |
| Northeast High School | 600 |
| North Gulfport 7 & 8 | 800 |
| North Ridge Elementary | 900 |
| Nsein Secondary School | 500 |
| Nyack Middle School | 700 |
| Oak Hill Elementary School | 600 |
| Oak Hills Elementary School (USCAB64W) | 700 |
| Oceanside High School | 800 |
| Ocotillo Elementary School | 600 |
| Ofek Ramla | 500 |
| Officers Residece Intermediate Girls School at Taif | 900 |
| Okawa Junior High School | 900 |
| Okayama Prefectural Yuge High School | 600 |
| Olancha Elementary School | 800 |
| O'Loughlin College | 700 |
| Omar Ibn Al Khatab | 600 |
| Omose Elementary School | 500 |
| Onerahi Primary | 900 |
| OOU Dane Krapchev | 800 |
| Orchard Mesa Middle School | 500 |
| Orchard View Middle School | 800 |
| Oregon Trail Junior High School | 600 |
| Ore skole | 600 |
| Orleans Elementary School | 500 |
| Orrville High School | 600 |
| ORT AFEK - Junior High School | 600 |
| Ort Muqeible Junior High School | 700 |
| Ort School of Science and Leadership | 700 |
| Osashima Primary school | 600 |
| Osborne Elementary School | 500 |
| Osfia A Elementary School | 500 |
| OS Fran Frankovic,Rijeka | 600 |
| OŠ Fran Krsto Frankopan | 600 |
| OS Jabukovac | 800 |
| OS Ludbreg | 900 |
| Osnovna šola Mladika | 700 |
| Otto-Hahn-Gymnasium | 500 |
| Oulunsalon Kirkonkylan Koulu | 700 |
| Ouray School | 500 |
| Our Lady Of Mercy | 900 |
| Our Lady Of Mt Carmel | 900 |
| Ozel Buyuk Kolej | 800 |
| PABITRA MOHAN HIGH SCHOOL | 600 |
| Pacific Crest Innovation Academy | 600 |
| Pacific Line School | 800 |
| Pagosa Springs Middle School | 800 |
| Pakistan Citizen Science | 500 |
| Palangos Baltijos Basic school | 800 |
| Panyawut school | 800 |
| Papillion-LaVista High School | 700 |
| Parkside Elementary School | 900 |
| Parnu-Jaagupi Gymnasium | 800 |
| Paron School | 800 |
| Pasco High School | 900 |
| Pasquotank Elementary School | 700 |
| Patterson Elementary School | 800 |
| Patumwan Demonstration School | 500 |
| Paul W. Bell Middle School | 900 |
| PEACE Kindergarten | 600 |
| Penn Cambria Middle School | 500 |
| Penta Career Center (USOHTQ6L) | 800 |
| Pepper Pike Elementary School | 800 |
| Perrysburg High School | 500 |
| Peru Junior High School | 500 |
| Petrified Forest National Park | 700 |
| Phakmaiwittayanukul school | 600 |
| Phichairattanakhan | 700 |
| Philippine Science High School-Central Luzon Campus | 500 |
| Philippine Science High School Mindanao Campus | 700 |
| Philippines GLOBE v-School | 600 |
| Phoenix Country Day School | 800 |
| Piatyhirska Secondary School | 500 |
| Pieksamaen Ylaaste | 600 |
| Pilangskolan | 900 |
| Pine Glen Elementary School | 700 |
| Pine Strawberry School | 500 |
| Pinkston Middle School | 500 |
| Pittsburg Intermediate School | 500 |
| Planetarium of Medellín - Colombia GLOBE v-School | 500 |
| Pleasantdale Elementary School | 500 |
| Pocomoke High School | 500 |
| Polaris K-12 School | 900 |
| Police D.A.V. Public School | 500 |
| Poltavska Secondary School #30 | 900 |
| Ponchatoula High School | 600 |
| Port Charlotte Middle School | 500 |
| Portville Central | 500 |
| Poughkeepsie High School | 900 |
| Prairie View School (USND5ZNA) | 900 |
| Presidents Elementary School | 700 |
| Presidio High School | 600 |
| Primarschule Hochdorf | 800 |
| Prince Faisal Bin Fahad Secondary School at Buraydah | 500 |
| Princess Chulabhorn Science High School Nakhon Si Thammarat | 900 |
| Prince Sultan Secondary School at Al-Kharj | 800 |
| Privatna klasicna gimnazija | 800 |
| Prometna skola | 700 |
| Prospect Park School | 800 |
| P.S. 226 | 500 |
| P.S. 87X | 500 |
| Pulteney Grammar School | 800 |
| Pyeongtaek Saebit elementary school | 500 |
| Queen Anne School | 700 |
| QUEEN'S COLLEGE PRIMARY | 600 |
| Qurtoba Intermediate School at Hail | 600 |
| Raghadan Intermediate School at Al-Bahah | 700 |
| RAMLIEH OFFICIAL SCHOOL | 900 |
| Randolph Clay Middle School | 800 |
| Realschule Werder | 500 |
| Redbank School | 800 |
| Red Bird Elementary School | 600 |
| Regavim Elementary School | 500 |
| Regional Learning Center | 600 |
| RENGALI HIGH SCHOOL | 600 |
| Republic of Korea Citizen Science | 600 |
| Reszel Middle School | 800 |
| Revivim Elementary School | 600 |
| Reynolds Grade School | 600 |
| Richmond Hill Middle School | 900 |
| Riggins Elementary School | 600 |
| Rimonim Elementary School | 700 |
| Ripley High School | 800 |
| Ririe Elementary School | 500 |
| Riverside Elementary School | 600 |
| Robert H. Jamison Computech Center | 500 |
| Rock Creek Valley Elementary School | 500 |
| Rockridge Junior High School | 700 |
| Rogozin A- Junior High School | 800 |
| Romania Citizen Science | 900 |
| Roman Road Primary School | 600 |
| Ronald Reagan High School | 600 |
| Roong-aroon School | 900 |
| Roosevelt School (USMACJR4) | 500 |
| Rosemeade Elementary School | 700 |
| Rostov School 86 | 800 |
| Rostov School Num.27 | 700 |
| Round Valley Joint Elementary School District | 900 |
| Rowville Secondary College - Eastern Campus | 500 |
| Roy C. Ketcham High School | 700 |
| Rush and Lusk Educate Together NS | 900 |
| Saban National high School | 600 |
| Saga Jounan Junior High School | 700 |
| 'Saint Gertrude High School' | 600 |
| Saint Joseph Joshi Gakuen | 900 |
| Saitamasakae Junior High School | 700 |
| Saku-chosei Junior High School | 900 |
| Salahudeen Al-Ayobi Secondary at Hafer Al-Batin | 800 |
| Salahudeen Intermediate School at Sakaka | 700 |
| Sally-Bein-Gymnasium Beelitz | 900 |
| Salomon Ponce Aguilera | 800 |
| Samkom skole | 500 |
| Sandilands Primary School | 500 |
| Sand Lake Elementary School | 500 |
| Sand Point School | 800 |
| sangok high school | 800 |
| San Lorenzo Valley High School | 600 |
| Santa Monica Mountains NRA | 500 |
| Sant Bani School | 900 |
| Saud bin azzan basic school | 600 |
| Saudi Arabia GLOBE v-School | 700 |
| Saukonpuisto | 800 |
| Sauk Rapids - Rice Senior High School | 600 |
| SCECGS Redlands | 700 |
| Scheffel Gymnasium Lahr | 500 |
| Schloss Schule Salem | 600 |
| School For Applied Technology | 800 |
| Schule Bubendorf | 900 |
| Schulhaus Schloss | 700 |
| Schwarzkoff Elementary School | 500 |
| SciStarter | 600 |
| Scranton | 600 |
| Secondary School Jose Gomes Ferreira | 700 |
| Sekundarschule Sandgruben | 700 |
| SEMINAR HAKIBUTSIM | 700 |
| Sem skole (13-16) | 800 |
| Serbia, The Republic of Citizen Science | 500 |
| Serrano Middle School | 500 |
| Shades Cahaba Elementary School | 600 |
| Sharadchandraji Pawar Vidyalaya | 900 |
| Sharples Educational Center | 600 |
| Shelter Rock Elementary School | 500 |
| Shenandoah Middle School | 500 |
| shimoni | 700 |
| Shobonier School | 500 |
| SHRI NATUBHAI V. PATEL COLLEGE OF PURE AND APPLIED SCIENCES | 600 |
| Shri Shivaji D. Adhalrao (P) Vidyalaya | 600 |
| Sierra Vista Middle School | 500 |
| Skinner Elementary School | 500 |
| Skolen ved Vierdiget | 900 |
| Skyridge Elementary School | 800 |
| Slovak Republic Citizen Science | 900 |
| Slovenia Citizen Science | 500 |
| Snowtown Area school | 800 |
| Sope Creek School | 500 |
| Sorrila School | 700 |
| South Africa GLOBE v-School | 800 |
| South Broward High School | 500 |
| South Carolina School For The Deaf And Blind | 600 |
| Southeastern Oklahoma State University (USOK5KSV) | 900 |
| Southern Door County School District | 800 |
| Southern Middle School | 600 |
| Southern Oaks Middle School | 600 |
| Southern Vance High School | 600 |
| South Middle School | 800 |
| South Park High School (USPA8JEF) | 600 |
| Southside Primary | 900 |
| South Sioux City Jr. High School | 900 |
| Southwest Junior High School | 700 |
| Southwest Junior High School (USARHMBZ) | 700 |
| Sperry High | 700 |
| Spojená škola Nitrianske Pravno | 500 |
| Spring City Elementary School | 600 |
| Spring Ford Intermediate School 5th/6th Grade Center | 600 |
| Spring Valley School | 600 |
| Srednja Skola Bedekovcina | 800 |
| SSOS Dimitrija Cupovski | 600 |
| SSOT Zlin | 800 |
| Stamford High School | 600 |
| St. Anne | 800 |
| Starochudnivs'kogutyans'ka General school I-III stages | 700 |
| St. Augustine School | 600 |
| St. Barnabas School | 700 |
| Stellar Charter School | 500 |
| St. Eriks Gymnasium | 500 |
| St. Francis Primary School (GLIDMGF2) | 500 |
| St. Joseph Institute For The Deaf | 600 |
| St. Martin East School | 600 |
| St Mary Magdalene | 800 |
| St Mary's School, Nairobi | 500 |
| St. Matthew Lutheran | 700 |
| Stockbridge Central School | 600 |
| Stonewall Jackson High School | 800 |
| St. Peter's Elementary School | 500 |
| St. Peter's School | 500 |
| St. Peter's Unity Secondary School | 600 |
| Stredni vinarska skola Valtice | 500 |
| St. Rose Catholic Elementary School | 700 |
| Stroud Water Research Center (USPAVNR7) | 600 |
| SUManuel Ruiz Gandia | 500 |
| Summit Charter School | 600 |
| Sunapee Middle/High School | 600 |
| Sunbright School | 500 |
| Sunnyside Elementary School (USWATVLA) | 600 |
| Support institution "F.P. Boridko Yaresky secondary school of grades I-III" | 900 |
| Svaleboskolan | 700 |
| Sweden Citizen Science | 800 |
| Tabib | 600 |
| TABIB JUNIOR HIGH SCHOOL | 600 |
| Tabuse Agricultural High School | 800 |
| Taft Middle School (USOHX3LT) | 500 |
| Taichung municipal focus junior high school | 500 |
| Takanosu Junior High School | 600 |
| Tandem Friends School | 600 |
| Tara Elementary School | 900 |
| Tartu Veeriku Kool | 500 |
| Tavelli Elementary School | 500 |
| Tenaya Middle School | 500 |
| Terra Santa | 900 |
| Terry A. Taylor Elementary School | 500 |
| Tetlin National Wildlife Refuge | 600 |
| Thachangratbamroong School | 700 |
| Thaksin University, Phattalung | 500 |
| The 14 Intermedi School in Onaizah | 500 |
| The 15th Intermediate Girls School at Tabuk | 500 |
| The 19th Secondary Girls School at Hafer Al-Batin | 800 |
| The 1st Secondary Girls School at Al-Rass | 900 |
| The 1st Secondary Girls School at Taif | 700 |
| The 23rd Secondary Girls School at Buraydah | 900 |
| The 2nd Secondary Girls School at Yanbu | 700 |
| The 3rd Intermediate Girls School at Al-Ula | 500 |
| The 3rd Secondary Girls School at Yanbu | 600 |
| The 76th Secondary Girls School at Jeddah | 500 |
| The 9th Secondary and 10th Intermediate Girls School at Al-Jouf | 800 |
| The British School of Cotonou | 600 |
| The Catholic High School of Baltimore | 700 |
| The Chewonki Foundation | 700 |
| The Country Day School | 500 |
| The Graham School | 500 |
| The Institute for the Promotion of Teaching Science and Technology (GLIDY2HZ) | 600 |
| The International School of Tanganyika | 800 |
| The Langley School | 500 |
| The Met Sacramento | 800 |
| Theodor-Fontane-Gymnasium | 700 |
| The School For Environmental Studies | 500 |
| The School In The Park | 900 |
| The SFS Center for Wetland Studies, Mexico A.C | 500 |
| Thomas Jefferson Elementary School (USVABRAH) | 900 |
| Thomastown Attendance Center | 500 |
| Thornleigh ETNS | 600 |
| Ticasuk Brown Elementary | 500 |
| Tkibuli Municipality Gelati Public School | 600 |
| Today, Inc. | 900 |
| Toledo Zoo and Aquarium | 500 |
| Tom C. Clark High School | 800 |
| Torquay Primary School | 500 |
| Traku Vytauto Didziojo gimnazija | 700 |
| Travis Elementary | 800 |
| Trowbridge Elementary School Of Discovery & Technology | 700 |
| T.R. Simmons Elementary School | 500 |
| Tsangpo PS | 800 |
| Twin Bridges Public Schools | 700 |
| Uimaharjun Ylaaste | 900 |
| Ujiyamada high school | 500 |
| Unidad Educacional Instituto Sarmiento | 600 |
| United Arab Emirates Citizen Science | 700 |
| Unity Elementary School | 600 |
| Unity Point School | 700 |
| University Park Elementary School | 900 |
| University Place Elementary School | 700 |
| Upham Public School | 800 |
| Uriah Hill Junior Elementary School | 900 |
| USC-Aiken, Ruth Patrick Science Education Center | 500 |
| USD 210, Hugoton Elementary School | 500 |
| Utashinai Junior High School | 500 |
| Utsunomiya technical high school | 800 |
| Vågsbygd videregående skole | 700 |
| Valle Crucis Elementary School | 500 |
| Valley Springs Middle School | 500 |
| Van Raalte Elementary School | 900 |
| Varden ungdomsskole (13-16) | 900 |
| Veda Vyasa D.A.V. Public School | 500 |
| Victor Jr. High School | 800 |
| Vienna High School | 500 |
| Vinalhaven High School | 500 |
| Vishwakarma Vidyalaya | 500 |
| Volksschule Bleienbach | 700 |
| VOS a SOST Litomysl | 800 |
| Wade Hampton High School | 500 |
| Wagner Ranch School | 500 |
| Waiakea Intermediate School | 900 |
| Waldorf School of Baltimore | 700 |
| Wales Kingikmiut School | 900 |
| Walewale Secondary School | 800 |
| Walker Elementary School | 600 |
| WALKS | 600 |
| Walnut Grove Elementary School | 700 |
| Wanneroo Senior High School | 600 |
| Warnsdorfer Elementary School | 500 |
| Warren Wilson College | 900 |
| Washburn High School | 600 |
| Washington Elementary School (USIAUHHK) | 700 |
| Washington High School | 800 |
| Wattsburg Middle School | 900 |
| Weitzman | 900 |
| Welty Environmental Center | 600 |
| West Bloomfield High School | 600 |
| West Brookfield Elementary School | 600 |
| West Elementary School (USAL4HQU) | 600 |
| West Elementary School (USCOIDJR) | 900 |
| Westfield School | 600 |
| Westminster Woods Environmental Education Program | 600 |
| Westport River Watershed Alliance | 500 |
| WestSide School | 600 |
| Westtown School | 500 |
| Westview Elementary School | 800 |
| Whitefield School | 800 |
| White Mountain School | 700 |
| Wichienmatu | 500 |
| Wildflower Elementary School | 600 |
| Wildwood School | 600 |
| William Nelson School | 500 |
| Willis Lane Elementary | 600 |
| Willow Avenue Middle School | 500 |
| Wilson Avenue School | 900 |
| Wilson Elementary School (USALQ29Q) | 700 |
| Wilson Magnet High School | 600 |
| Wingate Elementary School | 600 |
| Winneba Secondary School | 600 |
| Winslow Elementary School | 700 |
| Wiprecht-Gymnasium Groitzsch | 500 |
| Wiscasset Middle School | 600 |
| Wiscasset Primary School | 900 |
| Wisutthikasattree | 700 |
| Wolsey House Primary School | 700 |
| Woodmore Elementary School | 600 |
| Woodville CE Primary School | 600 |
| Wright Elementary School | 800 |
| W. T. Woodson High School | 700 |
| Wyomissing Area Jr./Sr. High School | 500 |
| Xavier College Preparatory School | 700 |
| Xin Wu Senior High School | 500 |
| Yacov Cohen Elementary School | 600 |
| Yondong Elementaty School | 600 |
| York High School | 700 |
| Yucca Elementary School | 500 |
| Zakladni skola a DDM | 500 |
| Zakladni Skola Maleci | 800 |
| Ziridis Lyceum Athina | 800 |
| ZS a MS Dolni Domaslavice | 800 |
| ZS a MS Lubna | 500 |
| ZS a MS Mysliborice | 700 |
| ZŠ A.Sládkoviča Sliač | 600 |
| ZS Vrdy | 500 |
| ZS Zlin, Okruzni 4685, prispevkova organizace | 900 |
| Zwin College | 700 |
