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Peer reviewedChazan, Daniel – International Journal of Computers for Mathematical Learning, 1999
Explores the ramifications of two three-year-long experiences with different pedagogical approaches to beginning algebra. Focuses on differences in the nature of subject matter understandings and explores the impact on the teacher to support students' classroom exploration of mathematical ideas. (Contains 58 references.) (Author/ASK)
Descriptors: Algebra, Educational Technology, Mathematics Instruction, Secondary Education
Download full textChazan, Daniel – 1988
Previous work has identified four areas of difficulty that students seem to have with the topic of similarity: (1) understanding the definition of similarity; (2) proportional reasoning; (3) dimensional growth relationships; and (4) correspondences in right triangle similarity. This paper reports the results of an investigation into high school…
Descriptors: Computer Assisted Instruction, Computer Oriented Programs, Geometric Concepts, Geometric Constructions
