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Human-powered Orrery
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In this space science activity, learners work together to create a human-powered orrery to model the movements of the four inner planets.

Getting There!: Navigation and Trajectory
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In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.

Shadow Play
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In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.

Solar Cell Simulation
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In this activity, learners model the flow of energy from the sun as it enters a photovoltaic cell, moves along a wire and powers a load.

Sunny Day Painting
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In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.

The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.

Changing Shadows
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In this sunny day, outdoor activity, learners observe changes in shadows over time. The activity also helps to develop a sense of the Earth's motion.

Four of the States of Matter
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This kinesthetic science demonstration introduces learners to four states of matter: solid, liquid, gas, and plasma.