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Direct linkGao, Yizhu; Zhai, Xiaoming; Andersson, Björn; Zeng, Pingfei; Xin, Tao – Research in Science Education, 2020
We applied latent class analysis and the rule space model to verify the cumulative characteristic of conceptual change by developing a learning progression for buoyancy. For this study, we first abstracted seven attributes of buoyancy and then developed a hypothesized learning progression for buoyancy. A 14-item buoyancy instrument was…
Descriptors: Learning Processes, Concept Formation, Middle School Students, Grade 8
Download full textArican, Muhammet – Turkish Journal of Education, 2019
This study investigated Turkish middle school students' proportional reasoning and provided a diagnostic assessment of their strengths and weaknesses on the ratio and proportion concepts. A proportional reasoning test with 22 multiple-choice items was developed from the context of the loglinear cognitive diagnosis model. The test was developed…
Descriptors: Diagnostic Tests, Multiple Choice Tests, Test Construction, Middle School Students
