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    Mount Holyoke College
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    In this activity, learners build models of atoms and molecules, then consider their role in different phases of matter, density, and mixtures and solutions. The atomic models are made first from...

    $1 - $5 per student Ages 8 - 14 30 to 45 minutes
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    COSI
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    In this activity, learners make a solar oven. Learners witness the awesome power of the sun to make a yummy treat--a chocolate chip cookie!

    $10 - $20 per group Ages 6 - 11 30 to 45 minutes
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    WGBH
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    In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows. Participants then design and build their own models using the steps of the design process to...

    1 cent - $1 per group Ages 6 - 11 30 to 45 minutes
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    Lawrence Hall of Science
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    In this activity, learners make their own solar oven to bake s'mores and learn about how solar energy is absorbed on Earth. Learners investigate how simple material choices in their pizza box...

    $5 - $10 per group Ages 8 - adult 30 to 45 minutes
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    BioEd
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    In this food science activity, learners explore digestion and proteins by observing the action of meat tenderizer on luncheon meat. This lesson guide includes background information about digestion...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    COSI
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    In this fun chemistry activity (page 3 of the pdf), learners use cabbage juice to determine the pH of several substances. Designed as a pre- or post-visit lesson in connection to a trip to COSI...

    $1 - $5 per group Ages 8 - 11 30 to 45 minutes
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    American Chemical Society
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    Learners carefully pour vegetable oil, water, and corn syrup in any order into a cup and discover that regardless of the order they are poured, the liquids arrange themselves in layers the same way...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    COSI
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    In this physics activity, learners experiment with the attractive and repulsive power of magnets. They move a grape using a Neodymium Magnet, and explore how the strong magnet repels the water in...

    $5 - $10 per group Ages 4 - 11 30 to 45 minutes
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    Techbridge
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    In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building. Learners work to build the strongest dome...

    $1 - $5 per group Ages 8 - 18 30 to 45 minutes
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    Twin Cities Public Television
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    This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio. Learners will bake sugar cookies, testing how much colored sugar is rolled up by 1 large...

    $10 - $20 per group Ages 8 - 14 30 to 45 minutes

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