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Direct linkVan Vo, De; Csapó, Beno – International Journal of Science Education, 2021
Control of variables strategy (CVS) is a core scientific reasoning skill related to domain-general experimentation for evaluating an experimental system and deducing valid conclusions. This study aims to develop, validate, and explore latent factors predicting item difficulty in the test, measuring CVS in physics for high school students. The…
Descriptors: Test Construction, Science Tests, Science Process Skills, Physics
Mellander, Erik; Svärdh, Joakim – Review of Education, 2018
We evaluate the effects of participation in the Swedish version of the Science and Technology for Children Program on content and process skills in sciences, in grade 9. The Swedish version, called Natural Sciences and Technology for All (NTA), is predominantly employed in grades 1-6. Our outcome measures are scores and grades on nationwide…
Descriptors: Inquiry, Active Learning, Foreign Countries, Science Education
