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In this activity, learners play a series of simple games to investigate navigation without visual and sound cues.

In this activity, learners explore patterns and sequences as they observe fictional plant growth.

In this activity, learners investigate the relative growth of lengths, areas, and volumes as cylinders are scaled up.

In this activity, learners calculate the number of milliliters of water a nearby tree transpires per day.

In this physical sciences activity, learners explore how passive solar design increases energy efficiency.

In this activity, young learners use different-sized paper 'caterpillars' and various household items to predict and measure their height.

In this activity about light and perception, learners create and observe moire patterns.

In this activity, learners make different shapes that hold exactly one mole of gas (air).

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 math game, learners toss plastic cups to land just right and collect points to win.

In this activity, learners will explore how the human brain interprets environmental stimuli.

In this math activity, learners predict how many pom-poms they can toss inside a circle from three feet away. Use this activity to help learners explore probability.

In this activity, learners develop spatial reasoning skills as they blow bubbles and observe what happens when the bubbles connect.

In this hands-on activity, learners use toothpicks to build different triangles and squares and then use the toothpicks to build and solve some tricky shape puzzles.

In this math lesson, learners practice measurement skills as they examine a soap bubble print. Learners follow a recipe to make a soap bubble solution.

This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.

In this math lesson, learners identify the relationship between the number of sides in a regular polygon and the number of struts needed to make each polygon rigid.

In this activity, learners "go fishing," then practice ruler use and size/pattern comparison with the animals they catch.

Get all wrapped up in a lesson about skin!

In this math lesson, learners explore transformations and quadratic functions through toothpick patterns.