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In this physics activity (page 10 of the PDF), learners will explore how energy from moving water can be used.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this outdoor water activity, learners explore how to change the direction of water flow. Learners make puddles in dirt or use existing puddles and sticks to make water flow.

$1 - $5 per group Ages 4 - 6 45 to 60 minutes
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Learners use a commercially available toy to experiment with density. They fill a chamber in the toy submarine with baking powder and release it into a tank of water.

$1 - $5 per group Ages 4 - 14 5 to 10 minutes
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April showers bring May flowers, but what do coastal storms bring?

$1 - $5 per group Ages 14 - 18 1 to 2 hours
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This hands-on experiment will provide learners with an understanding of the issues that surround environmental cleanup.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners explore atoms as the smallest building blocks of matter. With adult help, learners start by dividing play dough in half, over and over again.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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This is written as a display, but can easily be adapted to a hands-on activity. Learners discover how all the parts of a diaper work together to keep babies dry and comfortable.

$1 - $5 per group Ages 6 - 14 5 to 10 minutes
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Learners apply their knowledge of heat transfer to design two cans - one that will retain heat and one that will cool down quickly.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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In this activity related to microbes, learners use water drops and hand lenses to begin the exploration of magnification. This activity also introduces learners to the microscope.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity (on page 2 of PDF), learners create a low-tech refrigerator that requires no electricity to keep food from spoiling.

$1 - $5 per student Ages 8 - 18 1 to 2 hours
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In this activity on page 7 of the PDF, learners explore how engineers characterize building materials.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.

$1 - $5 per group Ages 8 - 14 1 to 7 days