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Create a “Find Someone” list, with about 10 items, each containing a shape, number, or measurement. Can you find someone in the group with hair about 4 inches long? Someone wearing parallel lines?

free Ages 6 - 14 10 to 30 minutes
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In this online activity, learners find out whether they are smart enough to survive as a plant.

free Ages 11 - adult 10 to 30 minutes
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In this activity, learners play a guessing game to explore classification.

free Ages 6 - 11 5 to 10 minutes
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Exploring the Solar System: Solar Eclipse” is a hands-on activity demonstrating how the particular alignment of the Sun, Earth, and Moon can cause an eclipse.

free Ages 4 - 14 Under 5 minutes
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In this online game, learners test their skills of categorization.

free Ages 8 - 11 10 to 30 minutes
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This is an online game recreating the longest ever (at that point in time) freefall jump by Air Force Captain Joe Kittinger.

free Ages 8 - 14 5 to 10 minutes
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In this easy demonstration (3rd on the page), learners explore depth perception by conducting a test with two pencils.

free Ages 4 - 18 Under 5 minutes
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In this quick and simple activity about reflexes (at the top of the webpage), learners conduct a simple test to explore pupillary response.

free Ages 8 - 18 Under 5 minutes
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In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.

free Ages 4 - 18 5 to 10 minutes
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Learners color and cut out a spiral-shaped snake. When they hang their snake over a radiator, the snake spins.

free Ages 8 - 14 10 to 30 minutes
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In this activity (4th on the page), learners conduct a series of tests to find out which of their ears is more dominant.

free Ages 8 - 14 10 to 30 minutes
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This is a quick and simple demonstration about reflexes (second activity on the page).

free Ages 4 - 18 Under 5 minutes
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Use this hands-on activity to demonstrate infrared and thermal radiation.

free Ages 8 - 14 Under 5 minutes
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In this activity, learners will explore trends in Canada goose populations using real data from the National Audubon Society's Christmas Bird Count.

free Ages 14 - 18 1 to 2 hours
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In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure.

free Ages 6 - 18 5 to 10 minutes
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Throw that fish back? A new generation of ethical anglers concerned about conserving resources is participating in "catch and release" fishing. How is this going?

free Ages 14 - 18 1 to 2 hours
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In this activity, learners explore how to stay fit the fun way. Learners participate in three physical activities.

free Ages 8 - 14 45 to 60 minutes
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In this robotics activity, learners find ways to express emotions and feelings using only body movements, not facial expressions.

free Ages 8 - 14 45 to 60 minutes
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This is an activity about prediction. How far can you hop in 5 seconds? Could you make it to the door? Across the room? Everyone lines up and tries it.

free Ages 4 - 11 10 to 30 minutes
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In this data activity, learners will compare and contrast fish communities, diversity and habitats in U.S. National Marine Sanctuaries.

free Ages 14 - 18 1 to 2 hours