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In this activity, learners measure the diameter of their water balloons, model an impact, measure the diameter of the “crater” area, and determine the ratio of impactor to crater.

In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

Learners build a simple solar oven from a shoebox, black construction paper, and aluminum foil. Over the course of a few hours, the oven heats up water enough to brew tea.

In this outdoor activity and bingo-like game, learners explore why and how seeds spread far from the plants that produce them.