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| Mathematical Enrichment | 1 |
| Mathematics Materials | 1 |
| Problem Solving | 1 |
| Puzzles | 1 |
| Resource Materials | 1 |
| Secondary School Mathematics | 1 |
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| Mathematics Teaching | 1 |
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Mathematics Teaching, 1971
Problems involving divisibility, the ten coin triangle, five times a week with 4 D, a nomogram for the lens formula, the box and ladder problem, chains of circles, tessellating hexagons, topological woggles, and numbers of triangles are discussed. (CT)
Descriptors: Mathematical Enrichment, Mathematics Materials, Problem Solving, Puzzles
