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    APSnet
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    In this activity related to plant biotechnology, learners use the tissue culture process to rapidly produce clones (genetic copies) of a particular plant (cauliflower, rose cuttings, African violet...

    Over $20 per group Ages 11 - 18 1 to 12 months
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    Twin Cities Public Television
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    This is an activity (on page 2 of the PDF) about the two main components of bone - collagen and minerals (like calcium) - and how they each contribute to its flexibility and strength. Learners will...

    $5 - $10 per group Ages 8 - 14 1 to 7 days
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    Make
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    Agriculturalists have long considered mushroom growing a challenge, largely because you need a piece of benchtop equipment known as a laminar flow hood. In this activity, learners make their own ...

    Over $20 per group Ages 11 - adult 1 to 4 weeks
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    Oregon Museum of Science and Industry
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    Learners design, build, and test models of "dragon boats" made from up to three milk cartons. They observe how well the boats can be pulled through water in a homemade testing tank, and...

    $5 - $10 per group Ages 4 - 14 30 to 45 minutes
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    The Exploratorium
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    In this activity, learners explore chemiluminescence and fluorescence. Learners examine 3 different solutions in regular light, in the dark with added bleach solution, and under a black light. This...

    $10 - $20 per group Ages 8 - 18 30 to 45 minutes