Re-Re-Categorize

Give students a bunch of examples, then ask them to categorize. Then re-categorize. Then, yes, THREE-categorize.

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Categorize and Re-Categorize Countries

Put these countries into groups. Then do it again. Then… do it one more time. How does re-re-grouping the same places reveal new patterns and give new insights?

Categorize and Re-Categorize Animals

Put these animals into groups. Then do it again. Then… do it one more time. How does re-re-grouping the same creatures reveal new patterns and give new insights?