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    Lunar and Planetary Institute
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    In this activity, learners create channel features with flowing water, comparing their observations to real images of Mars and Earth taken by satellites/orbiters. Learners' observations of the...

    Over $20 per group Ages 8 - 14 10 to 30 minutes
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    Children's Museum of Indianapolis
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    In this activity, learners explore what makes a boat float and sink. They examine and test various objects to determine why objects float or sink. This experience can prepare learners for a science...

    $5 - $10 per group Ages 4 - 8 45 to 60 minutes
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    Lunar and Planetary Institute
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    In this activity, learners simulate what happens to a human spine in space by making Sponge Spool Spines (alternating sponge pieces and spools threaded on a pipe cleaner). This represents a human...

    $5 - $10 per group Ages 8 - 14 10 to 30 minutes
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    Lunar and Planetary Institute
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    In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force). Learners then apply this...

    Over $20 per group Ages 4 - 11 10 to 30 minutes
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    Massachusetts Institute of Technology
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    This activity uses LEGO® bricks to represent atoms bonding into molecules and crystals. The lesson plan is for a 2.5 hour workshop (or four 45-minute classes). There is a "wet lab"...

    Over $20 per group Ages 11 - adult 2 to 4 hours
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    WGBH
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    This event guide features three related explorations in which learners investigate the following science concepts: how you design and build a structure helps determine how strong it will be;...

    $5 - $10 per group Ages 4 - 6 45 to 60 minutes
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    Lunar and Planetary Institute
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    In this activity, learners model the gravitational fields of planets on a flexible surface. Learners place and move balls of different sizes and densities on a plastic sheet to develop a mental...

    $5 - $10 per group Ages 8 - 14 30 to 45 minutes
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    4-H
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    In this activity, learners work in pairs to conduct a series of experiments using a balloon, drinking straw, and paper. Learners record their observations on an Experiment Log and eventually build...

    1 cent - $1 per student Ages 8 - 11 10 to 30 minutes
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    IEEE
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    In this activity, learners create a working model of a nail clipper. This activity helps learners learn the basic principles of simple machines, engineering design and model building.

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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    NASA
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    In this activity, learners work in teams build and launch rubberband-powered foam rockets. Through a controlled investigation, learners will explore rocket stability and the trajectory relationship...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours

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