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Peer reviewedGraf, Klaus-Dieter; Hodgson, Bernard R. – For the Learning of Mathematics, 1990
The kaleidoscope is presented as a suitable topic for a preservice mathematics teacher's first contact with a nontrivial mathematical phenomenon. Included are historical notes on the kaleidoscope, explanation of the inner mechanisms of various kaleidoscope designs, and suggestions for further student investigations. (JJK)
Descriptors: Computer Software Reviews, Elementary School Mathematics, Geometric Concepts, Higher Education
Gordon, Myles – 1990
This paper examines a range of studies done on the "Geometric Supposer" software and its use since the mid-1980s. It describes how the "Geometric Supposer" is a response to the call for reform by the mathematics community to create classroom environments that allow students to construct their own knowledge. This approach to…
Descriptors: Cognitive Development, Cognitive Processes, Computer Assisted Instruction, Computer Software
