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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 engineering activity, learners will get acquainted with the basics of wind energy and power production by fabricating and testing various blade designs for table-top windmills constructed from

Over $20 per group Ages 11 - 14 2 to 4 hours
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In this activity, learners work in pairs to measure each other's ankles with lengths of string.

$1 - $5 per group Ages 8 - 14 5 to 10 minutes
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In this activity, learners create a CloudSpotter wheel and record the different types of clouds they observe twice daily over several days.

free Ages 8 - 14 1 to 7 days
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In this activity, learners discover the relationship between temperature and pressure in the lower atmospheres of Jupiter and Earth.

$10 - $20 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners build a tool called an inclinometer that can find the height of any distant object, from a tree to the North Star.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
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In this environmental health activity, learners investigate their breathing and pulse rates, and learn how these measurements are affected by physical activity.

1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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In this math lesson, learners make estimates to analyze the number of apples per acre, and visualize the magnitude of one million.

Over $20 per group Ages 8 - 11 1 to 2 hours
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This activity (on page 3 of the PDF) has learners create models of butterfly wings.

1 cent - $1 per student Ages 4 - 6 10 to 30 minutes
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In this activity related to climate change, learners create and explore topographical maps as a means of studying sea level rise.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.

1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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This activity (on page 2 of the PDF under SciGirls Activity: Tug O' War) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies.

$10 - $20 per group Ages 8 - 14 2 to 4 hours
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In this activity, learners manipulate paper to build original 3-dimensional sculptures. Appropriate for any age, learners can use fingers to tear, crumple, or fold, and if available, scissors to cut.

1 cent - $1 per group Ages 4 - adult
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In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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In this fun group activity involving music and movement, learners are introduced to the idea that many insects walk by using their legs to create "alternating triangles." Learners sing the "Ants Go Ma

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
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In this math activity, each learner creates a book about themselves using a template. Learners discuss the different parts of the body and practice measuring their body parts using crayons.

1 cent - $1 per group Ages 4 - 6 30 to 45 minutes
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This activity (located on page 3 of the PDF under GPS: Alligator Habitat Activity) is a full inquiry investigation into organisms and the health of their ecosystems.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
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In this math lesson, learners estimate distances between landmarks and use a map and scales to determine the actual distances.

Over $20 per group Ages 8 - 11 1 to 2 hours
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In this four-part activity, learners explore how the body works and the chemistry that happens inside living things.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners investigate visual perception as well as plan and conduct their own experiments.

1 cent - $1 per group Ages 8 - 18 1 to 2 hours