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In this demonstration about momentum, use physics to distinguish between a hard-boiled egg and a raw egg without cracking them open.

1 cent - $1 per group Ages 4 - adult Under 5 minutes
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Learners construct and launch paper helicopters.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners construct a paper glider to experiment with aerodynamic forces.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
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This is a great activity for investigating the basics of lift and drag as they pertain to flight. Learners will discover how to avoid "taking a nosedive" by building their own paper airplane.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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Learners follow the template to build and fly a paper helicopter.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this inquiry-based activity, learners investigate the basic forces of flight as they construct their own paper glider that represents a rainforest creature from Borneo (large, tropical island in So

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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Learners investigate how drag affects the falling rate of objects.

1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
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In this activity, learners examine raindrop bottles (prepared ahead of time) to observe in slow motion the behavior of falling droplets and explore concepts such as drag and terminal velocity.

1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
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In this physics activity (page 14 of the PDF), learners gain a better understanding of how friction and mass affect objects by comparing the rotational inertia of raw and hard-boiled eggs.

1 cent - $1 per student Ages 11 - 14 10 to 30 minutes
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In this design and physics challenge, learners construct a cylindrical wing, fly it, make modifications, and determine how the changes affect flight patterns.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
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In this activity about flight, learners explore how high they can jump. Learners dip their finger in ink or dirt, then jump as high as they can and mark paper attached to the wall.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes