Autor
National Council of Teachers of Mathematics
5
Mathematical Association of America
4
National Science Teachers Association
4
American Association of Physics Teachers
3
American Chemical Society. Division of Chemical Education
2
American Council of Science Teachers
2
American Institute of Physics
2
American Science Teachers Association
2
Association of Teachers of Mathematics
2
Australian Science Teachers' Association
2
Consortium for Mathematics and Its Applications (U.S.)
2
Hong Kong Institute of Education
2
Illinois Association of Chemistry Teachers
2
National Association for Research in Science Teaching
2
National Association of Biology Teachers
2
National Association of Geoscience Teachers
2
Red Latinoamericana de Etnomatemática
2
SPARC (Organization)
2
Universitatea "Babeș-Bolyai."
2
Alberta Teachers' Association. Mathematics Council
1
Alberta Teachers' Association. Science Council
1
American Chemical Society. Section of Chemical Education
1
American Physiological Society (1887- )
1
Asociación de Profesores Amigos de la Cienca Eureka (Cádiz, Spain)
1
Association for Mathematics Education of South Africa
1
Association for Science Education
1
Association for the Education of Teachers in Science
1
Association for the Education of Teachers in Science. Science Teacher Education Section
1
Association of Teachers of Mathematics in the Middle States and Maryland
1
Australasian Science Education Research Association
1
Australian Association of Mathematics Teachers
1
Australian Science Education Research Association
1
Australian Science Teachers Association
1
British Society for Research into Learning Mathematics
1
Centro de Información Tecnológica (Chile)
1
Comité Latinoamericano de Matemática Educativa
1
Council for Elementary Science International
1
Council of Elementary Science International
1
Data Processing Management Association. Special Interest Group for Education
1
Deutsche Mathematiker-Vereinigung
1
Društvo matematičara Srbije
1
ERIC Clearinghouse for Science, Mathematics, and Environmental Education
1
Institute for SMET Education and Research
1
Institute of Biology
1
Institute of Physics (Great Britain)
1
Institute of Physics and the Physical Society
1
Instituto Federal de Educação, Ciência e Tecnologia do Rio Grande do Norte
1
Instituto Politécnico Nacional (Mexico)
1
Instituto Politécnico Nacional (Mexico). Centro de Investigación en Ciencia Aplicada y Tecnología Avanzada
1
International Association for Computer Information Systems
1
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