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Mapulanga, Thumah; Nshogoza, Gilbert; Yaw, Ameyaw – African Journal of Research in Mathematics, Science and Technology Education, 2022
Teachers' pedagogical content knowledge (PCK) has the potential to influence lesson planning, teaching and students' academic performance in science. Since PCK is embodied in lesson planning (as planned PCK), this study employed the multiple-case design to describe in-depth the biology teachers' profiles of planned topic-specific PCK (plTSPCK) for…
Descriptors: Pedagogical Content Knowledge, Foreign Countries, Lesson Plans, Planning
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Mweshi, Emmanuel; Munyati, Onesmus; Nachiyunde, Kabunga – African Journal of Research in Mathematics, Science and Technology Education, 2020
The mole concept is one of the fundamental concepts in chemistry. However, a number of studies carried out in various countries have shown that teachers and learners face many difficulties in teaching and learning the concept. One of the underlying sources of teaching and learning difficulties of the mole concept identified in literature is the…
Descriptors: Scientific Concepts, Concept Formation, Scientific Principles, Foreign Countries
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Nakawa, Nagisa; Kusaka, Satoshi; Kosaka, Masato; Watanabe, Koji; Baba, Takuya – African Journal of Research in Mathematics, Science and Technology Education, 2020
One of the biggest challenges for primary school children is moving beyond the use of counting in calculation. The purpose of this study was to investigate how Zambian Grade 1 to Grade 4 children at primary school see a group of 10 as an effective pattern and structure with the given concrete material. The study consisted of three phases…
Descriptors: Numeracy, Foreign Countries, Elementary School Students, Computation