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Ghani, I. B. A.; Ibrahim, N. H.; Yahaya, N. A.; Surif, J. – Chemistry Education Research and Practice, 2017
Educational transformation in the 21st century demands in-depth knowledge and understanding in order to promote the development of higher-order thinking skills (HOTS). However, the most commonly reported problem with respect to developing a knowledge of chemistry is poor mastery of basic concepts. Chemistry laboratory educational activities are…
Descriptors: Thinking Skills, Skill Development, Science Laboratories, Laboratory Training
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Chandrasegaran, A. L.; Treagust, David F.; Waldrip, Bruce G.; Chandrasegaran, Antonia – Chemistry Education Research and Practice, 2009
A qualitative case study was conducted to investigate the understanding of the limiting reagent concept and the strategies used by five Year 11 students when solving four reaction stoichiometry problems. Students' written problem-solving strategies were studied using the think-aloud protocol during problem-solving, and retrospective verbalisations…
Descriptors: Stoichiometry, Protocol Analysis, Chemistry, Problem Solving