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Mathematics in School | 2 |
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Ruthven, Kenneth | 2 |
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Journal Articles | 2 |
Guides - Classroom - Teacher | 1 |
Reports - Descriptive | 1 |
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Ruthven, Kenneth – Mathematics in School, 1994
Discusses planetary motion and universal gravitation using a graphing calculator. Includes program and data. (MKR)
Descriptors: Astronomy, Graphing Calculators, Mathematics Education, Mathematics Instruction

Ruthven, Kenneth – Mathematics in School, 1989
Describes a variety of activities to develop ideas of pattern, mapping, and graphing for high-level high school mathematics classes. Provides problems and their answers with screen displays for the Casio graphic calculators. (YP)
Descriptors: Functions (Mathematics), Graphing Calculators, Graphs, Mathematical Formulas