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In this activity about the solar system, learners use various light sources to examine ice with different components to understand how NASA studies planets and moons from space.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this collaborative storytelling activity, learners and caregivers develop a strong story about science and exploration.

Over $20 per group Ages 4 - 11 10 to 30 minutes
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This is a guide for facilitating interaction at a touch tank with marine animals. The instructions are for setting up a display in an informal science center, but could work anywhere.

$1 - $5 per group Ages 4 - adult 10 to 30 minutes
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En esta actividad, los aprendices harán un terrario usando materiales simples.

1 cent - $1 per group Ages 4 - 8 10 to 30 minutes
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In this activity, learners will engineer their own weather vane. This activity includes step-by-step instructions with pictures and a "What's Happening?" section explaining how the activity worked.

$1 - $5 per student Ages 4 - 11 5 to 10 minutes
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In this activity, learners will build ramps and test how the laws of physics apply do different objects. Learners will explore physics and cause and effect through this activity.

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
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In this activity, learners will explore the water cycle by creating a small atmosphere.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners will create a magnifying glass called a waterscope, using water and household items, to examine various objects.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
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In this activity, learners will explore what a constellation is and make their own.

1 cent - $1 per student Ages 4 - 14 5 to 10 minutes
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In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections.

1 cent - $1 per student Ages 4 - 14 1 to 2 hours
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In this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun.

1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
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In this activity, learners discover how artists start with a skeleton and turn it into a realistic drawing of a dinosaur.

free Ages 4 - 14 10 to 30 minutes
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In this activity, learners examine the properties of different seaweeds, investigate what happens when powdered seaweed (alginate) is added to water, and learn about food products made with seaweed.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
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In this quick activity, learners explore how blubber protects animals from the cold by making a "blubber mitt." Using cooking shortening, two zip-top sandwich bags, and duct tape, learners simulate bl

$1 - $5 per student Ages 4 - 11 5 to 10 minutes
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This is part 2 of the three-part "Crayon Rock Cycle" activity and must be done after part 1: Sedimentary Rocks. In this activity, learners explore how metamorphic rocks form.

$1 - $5 per student Ages 4 - adult 10 to 30 minutes
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Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

$5 - $10 per student Ages 4 - 8 10 to 30 minutes
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In this set of outdoor games, learners increase their awareness of the outdoor environment by going on a scavenger hunt and an out-of-place hunt.

$5 - $10 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners compare the ways of life of Plains Native Americans who hunted and moved frequently to follow the buffalo herds, and Native Americans who farmed and lived in more permanent

$10 - $20 per group Ages 4 - 11 30 to 45 minutes
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In this activity, learners create a tornado in a bottle to observe a spiraling, funnel-shaped vortex. A simple connector device allows water to drain from a 2-liter bottle into a second bottle.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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This PDF contains 12 calendars (12 months). Each month contains activities about math. Things to do on familiar holidays (like July 4), less common holidays (like Backward Day), and any day.

free Ages 4 - 14 45 to 60 minutes