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Direct linkScherer, Ronny; Meßinger-Koppelt, Jenny; Tiemann, Rüdiger – International Journal of STEM Education, 2014
Background: Complex problem-solving competence is regarded as a key construct in science education. But due to the necessity of using interactive and intransparent assessment procedures, appropriate measures of the construct are rare. This paper consequently presents the development and validation of a computer-based problem-solving environment,…
Descriptors: Computer Assisted Testing, Problem Solving, Chemistry, Science Tests
Karpudewan, Mageswary; Roth, Wolff-Michael; Ismail, Zurida – Asia-Pacific Education Researcher, 2015
As an initial effort to reorient the current Malaysian chemistry curriculum, "green chemistry" was developed. In this study for the purpose of investigating the effectiveness of the green chemistry curriculum on secondary school students' understanding of chemistry concepts a quasi-experimental design was used. One-group pretest posttest…
Descriptors: Secondary School Students, Chemistry, Curriculum Development, Curriculum Evaluation
