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Showing results 781 to 800 of 1505

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In this activity, learners will use static elecricity to bend a stream of water without touching it. Learners will explore physics and cause and effect through this activity.

1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners explore conservation of energy by experimenting with a solar cell light device.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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Build a hydrometer (measures the density of a liquid) using a pipet or eyedropper.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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In this physics activity, learners use square blocks to explore how towers fall. Learners attach a piece of string to the side of a block and then construct a tall tower on top of this base block.

1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
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Have you ever heard of a camera without a lens? In this activity, learners create a pinhole camera out of simple materials. They'll see the world in a whole new way: upside down and backwards!

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
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In this sunny day activity, learners compare how a cup of water and a cup of tonic water reflect or refract light in the sun.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
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Make snack time into measuring time and learn to read Nutrition Facts labels. Try this when you’re using “pourable” foods, such as cereal, yoghurt, or juice.

1 cent - $1 per group Ages 6 - 14 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 activity, learners examine the culture and history of the tomb site.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners explore how engineers design devices that can detect the presence of pollutants in the air.

$10 - $20 per group Ages 8 - 18 1 to 7 days
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In this activity, learners explore the concept of valve operation and how engineers have adapted valves for use in mechanical heart valve design.

Over $20 per group Ages 8 - adult 1 to 2 hours
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In this activity, learners take on the role of a carbon atom and record which reservoirs in the carbon cycle they visit.

$10 - $20 per group Ages 11 - 18 30 to 45 minutes
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In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate.

$5 - $10 per student Ages 8 - 14 5 to 10 minutes
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In this activity, learners explore surgical instrument design. Teams of learners construct surgical instruments from everyday materials.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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In this activity about phase change and condensation, learners boil water in an empty pop bottle in the microwave.

1 cent - $1 per group Ages 8 - 14 Under 5 minutes
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In this activity, learners build their own sound machines and explore the interplay of motion and sound.

$5 - $10 per student Ages 6 - 14 45 to 60 minutes
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In this activity, learners watch a figure "magically" float up through the air.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners simulate the energy transfer between the earth and space by using the light from a desk lamp desk lamp with an incandescent bulb and a stack of glass plates.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this engineering/design/arts and crafts activity, learners design and build "platforms" or "bridges" that can hold weight, and test which glue makes the strongest structure.

$1 - $5 per student Ages 6 - 14 1 to 2 hours
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In this challenge, learners have to figure out in what order to combine five solutions to change the color from clear, to yellow, to blue, and back to clear.

Over $20 per group Ages 4 - 14 10 to 30 minutes