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In this activity, learners explore how engineers work in a team to solve problems.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
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Learners measure a bottle full of air, and then use a vacuum pump to remove the air. When they re-weigh the bottle, learners find the mass is about 0.8g less.

Over $20 per student Ages 11 - adult 5 to 10 minutes
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In this activity, learners explore the engineering behind life vests or personal flotation devices and the challenges met by these devices.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners transform everyday milk into small plastic figurines and jewelry. Use this activity to introduce learners to monomers and polymers.

$1 - $5 per student Ages 6 - 18 30 to 45 minutes
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The goal of this activity is to design the fastest sailboat or one that carries the most treasure.

$5 - $10 per group Ages 6 - 18 10 to 30 minutes
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In this quick and easy activity, learners build an air cannon "drum" and see what happens when they "shoot" puffs of air at different targets.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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This experiment describes how to create a "dribble bottle" which only leaks water when the cap is unscrewed. The full water bottle has a small hole made with a push pin.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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In this activity learners will measure and manipulate flubber using different tools. Learners will explore volume and make observations about texture and shapes.

$5 - $10 per group Ages 4 - 8 10 to 30 minutes
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In this activity, learners construct a simple electrolysis device. With this device, learners can decompose water into its elemental components: hydrogen and oxygen gas.

$5 - $10 per student Ages 14 - 18 4 to 24 hours
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In this activity, learners explore rocketry and the principals of space flight.

Over $20 per group Ages 8 - 18 1 to 2 hours
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Learners observe a bottle containing water and oil. They are invited to pick up the bottle and mix the contents together.

1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
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In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.

$10 - $20 per group Ages 6 - 11 1 to 2 hours
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Learners test solutions of water, sugar, salt, and hydrochloric acid for electrical conductivity. They immerse leads from a lighting device (a battery pack connected to an LED) into each solution.

$1 - $5 per group Ages 14 - adult Under 5 minutes
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In this activity, learners separate materials based on their special properties to mimic the way recyclables are sorted at recycling centers.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this introductory activity, learners discover that sugar and food coloring dissolve in water but neither dissolves in oil.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners make a helium balloon "flink"--neither float away nor sink to the ground. Use this activity to introduce physics concepts related to gravity, density, and weight.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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This activity provides instructions for using cornstarch and water to make an ooze which has the properties of both a solid and liquid.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
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In this chemistry experiment, learners get to make a very bizarre substance using corn starch and water. Is it a solid? Is it a liquid? Or is it a different kind of substance entirely?

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
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In this activity, learners will explore acid-base reactions and create their own bubbly results.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes