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This activity introduces learners to Native Americans as people who depended upon nature in the past and continue to emphasize the importance of nature in the present.

In this activity, learners follow a recipe to create play dough scented with fruit-flavored drink mix.

In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon.

In this activity (3rd on the page), learners investigate circadian rhythms by examining how well people do with estimating time.