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Ebo Amuah; Ernest Kofi Davis – African Journal of Research in Mathematics, Science and Technology Education, 2023
This study investigated children's knowledge of the addition of fractions with unlike denominators. It focussed on the strategies used by children to add fractions with unlike denominators. A cross-sectional survey of Grade 8 children in schools in two districts in Ghana was used. A test on the addition of fractions with unlike denominators was…
Descriptors: Fractions, Mathematics Instruction, Teaching Methods, Foreign Countries
Koma, Sechaba; Mokuku, Ts'epo; Makatjane, Tiisetso J.; Balck, Christel; Sermeus, Jan – African Journal of Research in Mathematics, Science and Technology Education, 2021
This study investigated the extent to which the proposed Factory of Ideas (FOI) teaching approach impacted on students' understanding of energy based on their prior knowledge. The FOI is a didactic approach that, unlike the classic cognitive conflict approach, employs a variety of activities to offer students a scientific conception for comparison…
Descriptors: Teaching Methods, Science Instruction, Energy, Scientific Concepts