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Showing results 261 to 280 of 482

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In this activity, learners discover the three R's of environmental protection: reduce, reuse, and recycle.

free Ages 8 - 18 1 to 7 days
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In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

1 cent - $1 per group Ages 6 - 14 2 to 4 hours
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An estuary is a body of water that is created when freshwater from rivers and streams flows into the saltwater of an ocean.

$10 - $20 per group Ages 8 - 18 1 to 4 weeks
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In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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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 creative activity, learners will practice looking carefully to observe details and to become familiar with dioramas as a method for displaying naturalistic scenes.

free Ages 4 - 14 30 to 45 minutes
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After an interest-generating discussion about "dirt" and microbes, learners select and collect soil samples from a variety of locations (schoolyard, home, etc.).

$1 - $5 per group Ages 8 - 18 1 to 7 days
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In this online simulation, learners can see adaptation and camouflage in action.

free Ages 8 - 11 10 to 30 minutes
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In this activity, learners create their own bird species using arts and crafts materials. The bird call recordings are not online so the introduction activity can't be done, but everything else can.

1 cent - $1 per group Ages 4 - 11 30 to 45 minutes
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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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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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This activity focuses on interactions within Earth systems and the effects of human activities. In this activity learners build a biomass pyramid.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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Learners investigate the properties of the liquids in two bottles. One contains layers of oil and water, and one contains oil, water, and soap.

$1 - $5 per group Ages 4 - 14 10 to 30 minutes
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In this activity, learners touch and observe skulls of sharks and rays to learn about their diversity (over 400 species of sharks alone!).

Over $20 per group Ages 4 - adult 5 to 10 minutes
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In this activity, learners draw natural objects to explore the details, differences, and similarities of natural objects.

$5 - $10 per group Ages 6 - 11 10 to 30 minutes
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In some parts of the world, lakes freeze during winter. In this activity learners will explore water’s unique properties of freezing and melting, and how these relate to density and temperature.

$5 - $10 per group Ages 8 - adult 10 to 30 minutes
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Learners test two jars containing hot water, one covered with plastic and one open, for changes in temperature.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this indoor and outdoor activity, learners discover that insects grow and develop as do all living things, going through a process known as complete metamorphosis.

$5 - $10 per group Ages 4 - 11 45 to 60 minutes
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In this activity, learners identify different plastics in a mystery bag. Learners discover that plastics are classified #1 through #7.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this life science activity (page 8 of the PDF), learners explore the carbon cycle by mixing yeast, sugar and water.

Over $20 per group Ages 8 - 14 1 to 2 hours