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Showing results 61 to 80 of 202

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In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building.

$1 - $5 per group Ages 8 - 18 30 to 45 minutes
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Perform this classic inertia demonstration to illustrate the transfer of potential energy to kinetic energy.

$1 - $5 per group Ages 6 - 18 Under 5 minutes
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In this activity, learners explore the forces at work in water. Learners experiment to find out what happens to pepper in water when they touch it with bar soap and liquid detergent.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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Investigate the interaction of liquids of different densities and experiment with wave patterns with this hands-on activity.

$1 - $5 per group Ages 6 - 11 5 to 10 minutes
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In this activity, learners explore static electricity and electrical charges while experimenting with an inflated balloon, unflavored gelatin powder, and a wool sweater.

$1 - $5 per student Ages 6 - 11 Under 5 minutes
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In this activity about olfaction (7th activity on the page), learners use natural ingredients to concoct their own perfume.

$1 - $5 per group Ages 8 - 18 4 to 24 hours
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In this matching activity (3rd activity on the page), learners use their sense of smell to match pairs of opaque containers filled with various smelly items like orange peel, roses, or moth balls.

$1 - $5 per group Ages 4 - 14 5 to 10 minutes
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Don't scream for ice cream -- make it with milk, sugar, flavoring and some 'salt-water' ice. Discover the chemistry of ice cream by creating your own.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
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In this genetics activity, learners discover how to extract DNA from green split peas.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners model hot spot island formation, orientation and progression with condiments.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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In this edible experiment, learners pour "Magic Shell" chocolate into a glass of cold water. They'll observe as pillow shaped structures form, which resemble lavas on the sea floor.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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In this a hands-on activity, learners explore how to put ice cream in an oven without it melting. Ideas in this activity include insulation and cooking.

$1 - $5 per student Ages 4 - 14 5 to 10 minutes
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In this physics demonstration, learners are challenged to insert a straw the furthest into a potato.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes
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Learners place cut flowers in colored water and observe how the flowers change. The flowers absorb the water through the stem and leaves.

$1 - $5 per student Ages 8 - 18 1 to 7 days
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In this activity, learners compare frog eggs to chicken eggs to better understand why frog eggs need water. Learners compare a boiled chicken egg to "frog eggs" represented by boiled tapioca.

$1 - $5 per student Ages 4 - 14 4 to 24 hours
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In this demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle.

$1 - $5 per group Ages 4 - adult Under 5 minutes
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In this chemistry activity, learners are asked to form a hypothesis about the behavior of milk as household detergents act upon it.

$1 - $5 per group Ages 8 - 18 Under 5 minutes
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In this engineering activity, learners investigate the differences between the strength of bridges made from flat and round building materials.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this fun chemistry activity (page 3 of the pdf), learners use cabbage juice to determine the pH of several substances.

$1 - $5 per group Ages 8 - 11 30 to 45 minutes
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In this chemistry activity (page 3 of the PDF), learners will learn about crystals by growing their very own.

$1 - $5 per student Ages 6 - 14 1 to 7 days