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  • How Effective Is Your Favorite Sanitizer?
    June 4, 2021

    How Effective Is Your Favorite Sanitizer?

    Here is a simple activity that you can do at home to investigate and compare the effectiveness of hand sanitizers. You can compare different brands, alcohol vs nonalcoholic versions, different alcohol % or different delivery methods. You’ll also practice some basic microbiology techniques. And I’ve saved the best for last – this is a great activity to do with family and friends since at least 4 pairs of hands are going to be needed!
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  • Create Fluorescent Slime Using Polyvinyl Alcohol Chemistry
    April 15, 2021

    Create Fluorescent Slime Using Polyvinyl Alcohol Chemistry

    Explore the structure and properties of polymers along with the concepts of chemical reactions and cross linking by creating FLUORESCENT SLIME! This fun demonstration is perfect for the classroom, science lab, or as a distance learning activity. A black light activated pigment is included to make this polymer activity easy and memorable for scientists of all ages!
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  • The Many Densities of Water
    December 31, 2020

    The Many Densities of Water

    Learn about one of the ways in which water is special - its density in various forms. See it for yourself by measuring the density of different types of snow with this simple experiment.
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  • Supertaster Kit - hBARSCI “Supertaster” Lab
    December 22, 2020

    Supertaster Kit - hBARSCI “Supertaster” Lab

    Are you a “Supertaster?!” This activity is designed to be used with hBARSCI's Supertaster Kit! Individual strip kits are also available on our website. Materials Included: 100 Strips containing Phenylthiourea (PTC) 100 Strips containing Sodium Benzoate 100 Strips containing Thiourea 100 Strips...

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  • Growing Crystals on Coal
    December 22, 2020

    Growing Crystals on Coal

    (Note: if you are not an adult, please make sure you do this with adult supervision!) What you need: Coal, small lumps ¼ Cup Water (distilled works best) ¼ Cup Laundry Bluing ¼ Cup Salt (non iodized) 1 Tablespoon Ammonia...

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