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Measuring Earthquakes
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In this activity, learners build their your own seismograph with household materials to document shaking.

Finding the Size of the Sun and Moon
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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.

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

Shaking It!
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In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.
Big and Little Cups
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In this indoor or outdoor water activity, learners pour water from small cups to large cups and containers. In doing so, they discover water takes the shape of its container.

Cleaning with Dirt
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Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.