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Perform this classic inertia demonstration to illustrate the transfer of potential energy to kinetic energy.

$1 - $5 per group Ages 6 - 18 Under 5 minutes
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In this physics activity, learners will gain a better understanding of how friction, inertia, and mass affect objects.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this physics activity, learners assemble and/or investigate a pendulum "snake." Several large steel hex-nuts are suspended on strings of successively increasing length to form a series of pendulums

$10 - $20 per group Ages 8 - 18
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This is an activity about inertia, Newton's First Law of Motion. Learners will discover how an egg at rest, or any object at rest, stays that way.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners build a Wilberforce Pendulum, a special coupled pendulum in which energy is transferred between two modes of vibration, longitudinal ("bounce') and torsional ("twist"), on a

$10 - $20 per group Ages 11 - 18 10 to 30 minutes
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In this physics activity (page nine of the pdf), learners use balloons to explore how a rocket works. It is suggested they also work to see how they can alter the velocity of the rocket.

$1 - $5 per group Ages 8 - 11 10 to 30 minutes