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    NISE Network
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    In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water. Learners discover that a thin film creates iridescent, rainbow colors. This is a very fun and...

    $10 - $20 per group Ages 4 - adult 5 to 10 minutes
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    Science Museum of Minnesota
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    In this interactive game, learners listen to the songs of four different thrushes and then try to match each bird with its song. Many people consider thrushes the most beautiful-sounding songbirds...

    free Ages 6 - adult 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    This quiz shows you several pairs of animals, and asks you to guess which one is older. You look at dogs, rats, gorillas, horses, roundworms and an X-ray of a dog's hips. After you click on...

    free Ages 8 - adult 5 to 10 minutes
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    NOAA
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    In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure. Learners will be surprised to see what...

    free Ages 6 - 18 5 to 10 minutes
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    Lawrence Hall of Science
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    In this online quiz, learners listen to whale songs, then try to guess whether the song comes from an orca, humpback, pilot, or sperm whale. Learners also guess which of four oscilloscope patterns...

    free Ages 8 - adult 5 to 10 minutes
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    NISE Network
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    In this activity, learners examine nanoscale structures of common things. Learners flip between macro and nanoscale images of familiar objects to learn about some ways that nanotechnology is...

    $1 - $5 per group Ages 4 - adult 5 to 10 minutes
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    Bryn Mawr College
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    In this online activity, learners discover how random variation influences biological evolution. Biological evolution is often thought of as a process by which adaptation is generated through...

    free Ages 14 - adult 5 to 10 minutes
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    Aquarium of the Pacific
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    In this activity, learners touch and observe skulls of sharks and rays to learn about their diversity (over 400 species of sharks alone!). Background information is provided about the types and...

    Over $20 per group Ages 4 - adult 5 to 10 minutes
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    Association of Zoos and Aquariums
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    This is an activity where learners will compare the different metamorphosis stages of amphibians. By matching different life stages of different species, the learners can compare and contrast key...

    free Ages 6 - adult 5 to 10 minutes

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