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Barclay, Tim

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A Graph Is Worth How Many Words?

Barclay, Tim – Classroom Computer Learning, 1987

The use of the microcomputer in an interactive graphics mode offers exciting possibilities for mathematics and science education. Errors made with graphs are used to introduce ideas of what should be taught. Both understanding equations and graphing utilities are stressed. (MNS)

Descriptors: Computer Graphics, Computer Software, Equations (Mathematics), Error Patterns

Buggy.

Barclay, Tim – Mathematics Teaching, 1980

A computer program named BUGGY is described. The program is designed to duplicate "traditional" student mathematical mistakes; pupils are to identify the nature of the errors the computer makes. (MP)

Descriptors: Algorithms, Computer Assisted Instruction, Computer Programs, Error Patterns