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    The Exploratorium
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    In this activity, "write" a secret message in genetic code as beads on a string. Learners use an amino acid codon table to determine the DNA sequences that correspond to the one-letter...

    $1 - $5 per student Ages 11 - 18 30 to 45 minutes
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    The Exploratorium
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    In this demonstration, learners explore a variation of a Foucault pendulum, but upside down. This resource contains instructions on how to construct the device (the predecessor to the Foucault...

    $1 - $5 per group Ages 11 - 18 10 to 30 minutes
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    The Exploratorium
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    In this activity, learners play a game that models what happens as stem cells differentiate into different cell types. As learners play, they'll discover that a wide variety of cells can arise...

    $1 - $5 per group Ages 11 - 18 10 to 30 minutes
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    The Exploratorium
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    In this activity, learners touch supercooled water drops with an ice crystal and trigger the water drops to freeze instantly. Learners discover that this process is used during candy making, when a...

    $1 - $5 per student Ages 6 - 14 5 to 10 minutes
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    The Exploratorium
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    In this activity, learners will explore globes of frozen water to learn how to ask and then answer 'investigable' questions. The activity web page includes a short video demonstration....

    $1 - $5 per group Ages 8 - adult 45 to 60 minutes
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    The Exploratorium
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    In this activity, learners explore how pictures change in curved mirrors. Learners make cylindrical mirrors by wrapping Mylar around soda cans. They use the cylindrical mirrors as anamorphic...

    $1 - $5 per student Ages 11 - 14 45 to 60 minutes
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    The Exploratorium
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    In this activity, learners explore center of gravity, or balance point, of stacked blocks. Simple wooden blocks can be stacked so that the top block extends completely past the end of the bottom...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    In this activity, learners use simple materials to simulate the effect of X-rays in a safe way. Learners place a piece of window screen over a box and a cardboard pattern on top of the screen. They...

    $1 - $5 per student Ages 8 - 14 5 to 10 minutes

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