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Download full textAydin-Günbatar, Sevgi; Kalender, Nesibe – Science Education International, 2019
The purpose of this study was to examine how learners' problem-solving approaches and success changed from high school to graduate school. This case study included 15 participants who were purposefully selected regarding their grade levels. To examine the development, we asked three algorithmic questions and three problems, which were different…
Descriptors: Stoichiometry, Problem Solving, Science Instruction, Chemistry
Direct linkDahsah, Chanyah; Coll, Richard Kevin – International Journal of Science and Mathematics Education, 2008
The research reported in this case study explores the understanding of stoichiometry and related concepts of Thai science students in grades 10 and 11 after major national curriculum reforms. Students' conceptions and alternative conceptions were investigated using a questionnaire--the "Stoichiometry Concept Questionnaire" (SCQ) (N =…
Descriptors: National Curriculum, Stoichiometry, Chemistry, Foreign Countries
