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    Children's Museum Of Houston
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    In this activity, learners create a gelatinous slime using guar gum powder and borax. Educators can use this simple activity to introduce learners to colloids. This activity page features a fun how...

    $10 - $20 per group Ages 6 - 18 30 to 45 minutes
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    Twin Cities Public Television
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    This is an activity (located on page 3 of the PDF) about nanotechnology making its way into everyday products, such as sunscreen, and how effective these invisible particles may be vs. their old...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours