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Showing results 21 to 40 of 910

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In this activity, learners will use Google Sky to observe features of the night sky and share their observations.

free Ages 4 - 11 10 to 30 minutes
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Discover the wind's direction using bubbles, a map and a keen eye. Learners blow bubbles and note their general direction on a map, taking readings from different points around a building.

1 cent - $1 per student Ages 6 - 11 30 to 45 minutes
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In this activity about the brain and sleep (on page 138 of the PDF), learners measure their resting breathing rates. Learners will discover that breathing frequencies vary amongst individuals.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners create a simple “top” from a CD, marble and bottle cap, and use it as a spinning platform for a variety of illusion-generating patterns.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners explore the different salinities of various sources of water by taste-testing.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
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In this activity, learners working in pairs saturate a cotton ball using water drops from an eyedropper to demonstrate the high water capacity of clouds.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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Learners follow a three-step process to start their own rock collection.

$1 - $5 per student Ages 8 - 14 1 to 7 days
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In this online activity, learners adjust mountain snowfall and temperature to see how glaciers grow and shrink. They will use scientific tools to measure thickness, velocity and glacial budget.

free Ages 8 - adult 10 to 30 minutes
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This simple, yet surprising physics demonstration challenges preconceptions about forces, and demonstrates the strength of atmospheric pressure.

free Ages 4 - adult Under 5 minutes
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In this activity on page 4 of the PDF (Get Cooking With Chemistry), learners investigate ingredients that combine to produce gas bubbles.

$10 - $20 per student Ages 8 - 14 45 to 60 minutes
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In this activity (1st on the page), learners conduct a series of tests to find out which of their hands is more dominant. In other words, are they right-handed or left-handed?

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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This great "re-use it" activity will demonstrate how to transform a greeting card into a box. Once constructed, the box can have many uses like holding special notes or keepsakes.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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In this activity, learners explore how their sense of smell affects their taste buds. Learners taste different flavored jelly beans while holding their nose.

1 cent - $1 per student Ages 4 - 14 Under 5 minutes
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In this activity on page 3 of the PDF, learners create a collage by using vinegar to transfer color pictures from a newspaper onto a piece of white paper.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners examine body parts (including skin, scales, and skulls) from fish, mammals and reptiles. Questions are provided to help encourage learner investigations.

Over $20 per group Ages 4 - adult 10 to 30 minutes
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Learners place multiple M&M's in a plate of water to watch what happens as the candies dissolve.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this crime science activity (on page 2 of the PDF), learners will explore the uniqueness of fingerprints. The will learn components of fingerprints as well as why fingerprints are left behind.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners participate in a scavenger hunt, searching for and recognizing minerals and products that contain minerals.

free Ages 8 - 14 10 to 30 minutes
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In this activity, learners investigate how wind can create surface currents and how waves move. Learners also discover how wind can affect oil spills.

1 cent - $1 per group Ages 8 - 11 45 to 60 minutes
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In this activity, learners discover that as the salinity of water increases, the density increases as well. Learners prove this by attempting to float fresh eggs in saltwater and freshwater.

1 cent - $1 per group Ages 6 - 14 5 to 10 minutes