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    NISE Network
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    In this activity, learners discover that the way a material behaves on the macroscale is affected by its structure on the nanoscale. Learners investigate the properties of a heat sensitive liquid...

    Over $20 per group Ages 4 - adult 10 to 30 minutes
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    Sciencenter
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    In this two part activity, learners become draft detectives by constructing their own draft catchers to detect drafts around windows or doors. Next, they make draft stoppers to reduce air flow and...

    $5 - $10 per student Ages 4 - 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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    NISE Network
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    In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink. They examine printed paper with magnifying glasses, see a few demonstrations of how liquids behave...

    $10 - $20 per group Ages 4 - adult 10 to 30 minutes
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    Community Science Workshop Network
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    In this up-cycling activity, learners recycle plastic bags and repurpose them into useful wallets. Learners cut and iron grocery bags into new shapes and designs so that they can be reused as...

    $1 - $5 per student Ages 4 - 14 10 to 30 minutes
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    Community Science Workshop Network
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    In this activity, learners explore how hot and cold water move. Learners observe that temperature and density affect how liquids rise and fall. Learners also discover that although they can't...

    $1 - $5 per student Ages 4 - 11 45 to 60 minutes
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    Community Science Workshop Network
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    In this activity, learners conduct three experiments to examine temperature, the different stages of the water cycle, and how convection creates wind. These activities can be used individually or...

    $1 - $5 per group Ages 4 - 11 45 to 60 minutes
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    NOAA
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    In this activity, learners observe the hydrologic cycle in action as water evaporates and condenses to form rain right before their eyes. Learners perform a simple experiment to precipitate "...

    1 cent - $1 per group Ages 4 - 14 10 to 30 minutes
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    PBS
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    In this "Sid the Science Kid" activity from Episode 108: My Ice Pops, learners observe reversible change while thinking about ways to make ice melt. Learners freeze a piece of fruit in an...

    $1 - $5 per group Ages 4 - 6 2 to 4 hours