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Showing results 141 to 160 of 465

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In this activity, learners will take a step back and learn the history of the land they live on, and the people who used to live on it.

$1 - $5 per student Ages 6 - adult 30 to 45 minutes
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This activity is a sensory experience that recreates the sounds of a pond at night.

free Ages 6 - 11 30 to 45 minutes
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In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

$1 - $5 per student Ages 8 - 18 1 to 7 days
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In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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Combine math and exercise with this activity. Learners count how many times in a row they can skip rope or throw and catch a ball.

free Ages 4 - 14 10 to 30 minutes
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In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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In this lesson plan, learners examine some of the of greenhouse gas emissions sources in their community.

free Ages 11 - 14 45 to 60 minutes
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This is an activity (located on page 4 of the PDF under What's Nano? Activity) about size and scale.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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This activity shows you how to make a mold terrarium using a jar and leftover food.

1 cent - $1 per group Ages 8 - 14 1 to 4 weeks
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This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
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In this online interactive, learners use fossils to infer temperatures 55 million years ago, at the sites where the fossils were found.

free Ages 11 - 18 10 to 30 minutes
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In this activity, learners conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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In this activity, learners model directed evolution by making paper fly. Learners construct and fly paper airplanes.

$1 - $5 per group Ages 8 - 18 45 to 60 minutes
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In this health activity (page 5 of the PDF), learners will explore a unique connection betweeen the bones of the body.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this activity on page 4 of the PDF, learners investigate the importance of washing their hands.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners investigate parallax, a method used to measure distances to stars and planets in the solar system.

free Ages 6 - 18 Under 5 minutes
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In this simulation, learners explore how ocean currents spread all kinds of pollution—including oil spills, sewage, pesticides and factory waste—far beyond where the pollution originates.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners will investigate how shorebirds and seabirds are extremely vulnerable to changes in their environment, whether human-induced or otherwise.

free Ages 14 - 18 1 to 2 hours
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Learners make a "menu" of any plants in their lunch for Monday through Friday and draw the plants from their lunch.

free Ages 6 - 11 1 to 7 days
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In this activity (on page 2 of the PDF under GPS: Cactus Activity), learners will develop their own version of a tool used by biologists, a dichotomous key, by collecting all their left shoes.

free Ages 8 - 14 10 to 30 minutes