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Showing results 141 to 160 of 208

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In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.

$5 - $10 per group Ages 8 - adult 45 to 60 minutes
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Visitors test solutions of water, sugar, salt, and hydrochloric acid and the solids salt and sugar. They clip leads from the hand generator to wires immersed in each substance.

$5 - $10 per group Ages 6 - adult Under 5 minutes
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In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water. Learners discover that a thin film creates iridescent, rainbow colors.

$10 - $20 per group Ages 4 - adult 5 to 10 minutes
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In this activity, PVC pipe, plastic water bottles and vinyl tubing are used to make a simple working toilet model. The model shows the role of a siphon in the flushing of a toilet.

$10 - $20 per group Ages 8 - 18
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The Ancient Egyptians used a naturally-occurring salt from the banks of the Nile River, called natron, to mummify their dead.

$5 - $10 per group Ages 8 - 18 1 to 4 weeks
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This online interactive has three activities in the NanoLab (press the upper right button): Build, Zoom, and Transform.

free Ages 4 - adult 10 to 30 minutes
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In this activity (Page 22 of PDF), learners investigate the evolution of wheat by washing different types of dough with water and comparing the results.

$10 - $20 per group Ages 8 - adult 1 to 2 hours
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In this activity, learners make a model of a power plant that uses steam. Learners use simple materials like foil, a tin can, and a pot of water to model a geothermal power plant.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners construct a rocket powered by the pressure generated from an effervescing antacid tablet reacting with water, and build a launch pad for their rocket.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
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In this chemistry activity, learners use spaghetti to explore density and chemical reactions.

$1 - $5 per group Ages 6 - 18 5 to 10 minutes
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In this activity, learners examine photo images of Earth taken from space, and attempt to identify and explain some of our planet's geological features.

1 cent - $1 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners explore how engineers develop pipeline systems to transport oil, water, gas, and other materials over very long distances.

$10 - $20 per group Ages 8 - 18 2 to 4 hours
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In this physics activity, learners will explore buoyancy.

1 cent - $1 per student Ages 4 - adult 10 to 30 minutes
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In this activity, learners cut out and assemble wheels to explore how variations in fish body structures (mouth shape/position/teeth, body shape, tail shape, and coloration patterns) allow fish to sur

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
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In this activity, learners will explore vegetative propagation while preparing food scraps to grow into plants.

$1 - $5 per group Ages 8 - 18 1 to 7 days
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In this activity, learners explore how nanotechnology is being used to create new types of protective fabrics.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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In this physics activity, learners build their own rockets out of film canisters and construction paper.

$5 - $10 per student Ages 6 - 18 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 activity, learners try to float ink on the surface of water to create a pattern and then capture it with absorbent paper.

Over $20 per student Ages 8 - 18 45 to 60 minutes
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In this chemistry meets cooking activity, learners make carbonated, vanilla ice cream using dry ice and denatured ethanol, which are both inexpensive and accessible.

Over $20 per group Ages 8 - adult 45 to 60 minutes