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    The Exploratorium
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    In this activity, learners simulate the process of DNA fingerprinting by using electricity to separate colored dyes. Learners use simple materials to assemble a comb (electrophoresis chamber) to...

    Over $20 per group Ages 11 - 18 1 to 2 hours
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    The Exploratorium
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    In this physics crime lab or demonstration, learners pretend they are criminologists and must find the "muzzle velocity" (speed of the bullet as it leaves the gun) of a gun used to commit...

    Over $20 per group Ages 14 - 18 1 to 2 hours
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    The Exploratorium
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    With a coffee filter, a black marker, and a cup of water, discover the secret colors hidden in black ink. This activity explores capillary action--how water moves up paper--and chromatography--how...

    1 cent - $1 per student Ages 8 - 18 5 to 10 minutes