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In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

By tossing, collecting, and sorting beanbags, learners understand how the IBEX spacecraft uses its sensors to detect and map the locations of particle types in the interstellar boundary.

In this activity, learners build their own magnetometer using an empty soda bottle, magnets, laser pointer, and household objects.

In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.