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    Science Museum of Minnesota
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    In this activity, learners make a paper cone and use it in a window to measure the length of the shadow over the course of a day. Learners then repeat the same experiment a month later. In another...

    1 cent - $1 per student Ages 6 - 11 1 to 4 weeks
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    NOAA
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    In this activity, learners use chocolate to explore how the Sun transfers heat to the Earth through radiation. Learners compare the melting rate between chocolate left in the sunshine and chocolate...

    1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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    Astronomical Society of the Pacific
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    This fun and simple hands-on astronomy activity demonstrates the shadow of the Earth as it rises as a dark blue shadow above the eastern horizon. Shadows are not just what we see on the sidewalk,...

    $5 - $10 per group Ages 6 - adult 10 to 30 minutes
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    Institute of Physics
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    In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum. Learners will compare how high the balls bounce when bounced individually or...

    free Ages 4 - adult Under 5 minutes
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    NEON, Inc.
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    In this activity/demonstration, learners explore pollen and how insects and animals transport pollen. Learners investigate and compare wind and animal pollination. The suggested extension...

    $5 - $10 per group Ages 6 - 11 30 to 45 minutes
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    Science Museum of Minnesota
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    Build a fruit fly trap out of a 2-liter plastic bottle and some rotten fruit! Fruit flies are easy to catch in warm weather. Once you catch some, you will be able to see their life cycle up-close....

    1 cent - $1 per student Ages 4 - 11 1 to 4 weeks
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    NOAA
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    In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates. Learners place one shiny coffee can and one coffee can painted black, each...

    $1 - $5 per group Ages 6 - 14 2 to 4 hours
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    National Optical Astronomy Observatory
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    This is a classic exercise for visualizing the scale of the Solar System. Both the relative size and spacing of the planets are demonstrated in this outdoor exercise, using a mere peppercorn to...

    1 cent - $1 per group Ages 6 - adult 45 to 60 minutes
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    Science Museum of Minnesota
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    Is a square stronger than a triangle? Use tongue depressors to build simple shapes. Then apply a little weight to them and see what happens! This activity comes with useful tips for building the...

    1 cent - $1 per student Ages 4 - 8 5 to 10 minutes
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    University of Washington
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    This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain. One egg is...

    1 cent - $1 per group Ages 4 - 14 10 to 30 minutes

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