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Doughy Physics
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Learners drop two different masses of play dough and observe how long it takes them to hit the ground.
How to Extract DNA From Anything Living
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In this genetics activity, learners discover how to extract DNA from green split peas.
Egg Bungee Jump
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In this activity, learners design a bungee jump for an egg using nylon stockings.
Zip Line
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In this design challenge activity, learners build a device to carry a Ping-Pong ball from the top of a zip line to the bottom in four seconds (or less!).
Marble Ride
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In this activity, challenge learners to design a roller coaster ride for a marble using cardboard and other simple materials.
Magnetic Seesaw
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In this activity, learners build a seesaw powered by magnets.
Bernoulli and More Bernoulli
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This lesson guide includes six simple and quick activities to help learners better understand Bernoulli's Principle.
Pollution Diffusion
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Learners design their own experiment to investigate how pollution diffuses through ground material.
Plants: Hanging Tough
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In this hands-on activity, learners will become familiar with the special adaptations of rainforest plants and discover the conditions needed for tropical trees to survive along with what can impinge
CD Air Puck
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In this activity, learners will use a compact disc to build an air puck that can glide across a smooth tabletop. The puck glides with almost no friction on a cushion of air escaping from a balloon.
Tiny Geyser Models
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In this activity (located on page 2), learners will construct tiny model geysers out of film canisters, warm water, and antacid seltzer tablets.
Which Parachute
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In this activity, learners will engineer three different parachutes to test how well each one works.
Keep-a-Cube
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In this activity, challenge learners to keep an ice cube from completely melting in 30 minutes. Learners engineer a box or wrap to prevent an ice cube from melting.
Lava Layers
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In this activity (on pages 11-12 of PDF) learners create models of lava layers that have formed on the moon.
Kaleid-o-mania
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In this hands-on activity, learners build their own kaleidoscopes and explore how light can reflect of off surfaces such as mirrors, to produce beautiful patterns.
Watercraft
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In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.
T-Shirt Transformation
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In this activity, learners will repurpose an old t-shirt to create their own yarn or string.
Stem Cell Differentiation Game
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This game uses a modified Uno deck to review concepts related to stem cell research and diabetes.
Touch Down
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In this design challenge activity, learners build a shock-absorbing system that will protect two “astronauts” when they land.
Caring Together: Activity Stations
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In this Bob the Builder(TM)-themed activity, learners explore the 3Rs (Reduce, Reuse, Recycle) by rotating through several activity stations.