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Download full textKibirige, Israel; Maake, Rebecca Mampageti – Journal of Technology and Science Education, 2021
Teaching strategies play a vital role in improving learners' performance. This study investigated the effect of Guided Discovery Instructional Strategy (GDIS) on Grade nine learners' performance in chemical reactions and determined the effect of GDIS on gender. A quasi-experimental design with a sample comprising 75 grade nine learners was…
Descriptors: Instructional Effectiveness, Science Instruction, Chemistry, Teaching Methods
Direct linkBierenstiel, Matthias; Snow, Kathy – Journal of Chemical Education, 2019
The Periodic Table of the Elements (PTE) is arguably one of the most central topics in chemistry. This article provides a critical review of current teaching practices of the PTE to high-school students and undergraduate university students. It also provides a new teaching model, the "periodic universe", for understanding of the PTE…
Descriptors: Chemistry, Science Instruction, Teaching Methods, High School Students
Stoeckel, Marta R.; Roehrig, Gillian H. – Physical Review Physics Education Research, 2021
Women are underrepresented at multiple levels of physics education. One avenue for understanding the classroom experiences that perpetuate underrepresentation is physics identity, defined using the three dimensions of recognition, performance, and competence. Existing literature suggests that women tend to have a much weaker physics identity than…
Descriptors: Gender Differences, Class Activities, Laboratory Experiments, Discovery Learning
