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In this activity, learners count and measure kidney beans to explore natural selection and variation. Learners measure the length of 50-100 beans.

In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash.

In this sunny day experiment, learners measure and compare how quickly light and dark colored materials absorb heat.

In this activity (on pages 18-28), learners explore how the shape of seeds affects how they are dispersed by wind, birds, ocean currents and other means.

In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.