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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners explore how the pendulum has been a reliable way to keep time for centuries.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this full inquiry activity (located on page 3 of the PDF under GPS: Kinetic Sculpture Challenge Activity), groups of learners will make predictions about which feature of a pendulum (mass, length,

1 cent - $1 per group Ages 8 - 14 1 to 2 hours