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Lia Ardiansari; Didi Suryadi; Dadan Dasari – Mathematics Teaching Research Journal, 2023
Students' difficulties in algebra are generally caused by the use of algebraic notation, the meaning of letters, as well as the types of relationships or methods used. Therefore, interpreting letters in algebra is one of the critical points in the transition from arithmetic to algebra. However, many students have misconceptions in interpreting…
Descriptors: Algebra, Mathematics Instruction, Teaching Methods, Difficulty Level
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Tri Jalmo; Tri Suwandi – Journal of Baltic Science Education, 2018
This research aims to explore the concept of mental model of students about genetic concepts through drawing-writing test. The participants were 85 students of Biology Education at University of Lampung, which has taken genetics course. Mental model of students was categorized into five levels (levels 1-5) based on coding framework which was…
Descriptors: Genetics, Biology, Scientific Concepts, Concept Formation