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A set of problems of many types.

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A set of problems of many types.

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A set of problems of many types.

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A set of problems of many types.

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Suzanne R. Harper and Michael Todd Edward

Cookbook materials can be readily transformed into lessons that reflect a genuine inquiry approach.

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John F. Mahoney

The author presents an activity in which the lines in students' hands are analyzed, with curves and lines fit to each one.

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A set of problems of many types.

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Sheldon P. Gordon

We tell students that mathematical errors should be avoided, but understanding errors is an important tool in developing numerical methods.

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David Rock and Mary K. Porter

A monthly set of problems is aimed at a variety of ability levels.

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Colin Foster

Exploring even something as simple as a straight-line graph leads to various mathematical possibilities that students can uncover through their own questions.