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Weather Stations: Phase Change
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In this activity, learners observe the water cycle in action! Water vapor in a tumbler condenses on chilled aluminum foil — producing the liquid form of water familiar to us as rain and dew.
Why Does the Moon Have Phases?
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In this activity, learners use a simple 3D model to discover why the Moon has phases.
Light of the Moon
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Learners model the Sun-Earth-Moon system to show what causes the Moon's appearance to change when viewed from the Earth.
The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.
Weather Stations: Winds
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In this activity, learners use a toaster to generate wind and compare the appliance's heat source to Jupiter's own hot interior. Learners discover that convection drives wind on Jupiter and on Earth.
Eclipse: How can the little Moon hide the giant Sun?
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In this activity, learners explore how distance can affect the way we perceive the size of an object.