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    Lunar and Planetary Institute
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    In this activity, learners drop impactors onto layers of graham crackers! The process models how impacts throughout the Moon's history have broken rocks down into a mixture of dust, rocks, and...

    $5 - $10 per group Ages 8 - 14 10 to 30 minutes
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    NISE Network
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    In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream. This is a fun (and tasty!) way for...

    $5 - $10 per group Ages 4 - adult 10 to 30 minutes
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    COSI
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    Through this nutrition activity (page 5 of the PDF), learners will understand—and probably be surprised by—how big serving sizes of various foods should be. This is accomplished in a very...

    $5 - $10 per group Ages 4 - 14 10 to 30 minutes
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    Perkins School for the Blind
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    This activity was designed for blind learners, but all types of learners can use it to investigate heterogeneous and homogeneous mixtures and solutions, identify the differences, and explore the...

    $1 - $5 per student Ages 11 - 18 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners use a simple process to extract DNA from strawberries. After mashing a strawberry in a plastic bag, they add soap solution (to break open the cell and nuclear membranes), meat tenderizer ...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners separate the protein from milk and and use it to make their own glue. They will explore why there are so many different kinds of glue, and what uses different glues would...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners write an invisible message using lemon juice on a piece of paper. They then develop the message by soaking the paper in a dilute iodine solution. The iodine stains the paper blue, but the...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
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    The Exploratorium
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    This is an activity about friction as well as kinetic and potential energy. Learners will be able differentiate between hard-boiled and raw eggs while they marvel at how one of the eggs seems to...

    1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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    COSI
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    In this chemistry activity (page 3 of the PDF), learners will observe a chemical change, specifically what happens to iodine when it is applied to ripe and unripe apples. From the reaction of...

    Over $20 per group Ages 8 - 14 10 to 30 minutes
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    Astronomical Society of the Pacific
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    This chocolate chip cookie recipe includes templates for baking night sky constellations of the season right on top! Two templates are included, one for 9pm mid-April, and one for 10pm mid-July....

    $5 - $10 per group Ages 6 - adult 10 to 30 minutes

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