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    Oregon Museum of Science and Industry
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    Learners press their fingertip onto a clean Plexiglas sheet. The fingerprints are then revealed as learners dust over the print with fingerprint powder. They can lift their prints with clear tape,...

    $1 - $5 per group Ages 6 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners explore temperature changes from chemical reactions by mixing urea with water in one flask and mixing calcium chloride with water in another flask. They observe that the...

    $1 - $5 per group Ages 4 - adult Under 5 minutes

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