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    Twin Cities Public Television
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    In this activity (page 1 of the PDF), learners will use a home video camera with a “night vision” mode to test how various inks appear outside the spectrum of visible light. In a darkened room,...

    Over $20 per group Ages 8 - 14 30 to 45 minutes
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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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    Learners use filter paper and water to analyze six different markers. They mark the paper with ink, and dip the paper in water. The water travels up the paper and dissolved ink travels with it. The...

    $1 - $5 per group Ages 4 - 14 5 to 10 minutes
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    The Science House
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    In this chemistry demonstration, learners will discover that phenolphthalein is a chemical that displays different colors depending on the acidity or basicity of the environment. Learners will be...

    $5 - $10 per group Ages 6 - 18 Under 5 minutes
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    Oregon Museum of Science and Industry
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    In this hands-on activity (on page 2 of the PDF), learners experiment with lemon juice and paper to create a message that can only be revealed using chemistry. Using an oven as a heat source ...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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    COSI
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    In this fun math activity (page 5 of the pdf), learners will help a secret agent crack a case by solving math problems. Designed as a pre- or post-visit lesson in connection to a trip to COSI...

    free Ages 8 - 11 30 to 45 minutes
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    American Chemical Society
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    In this activity, learners write invisible messages on goldenrod paper, and make the message appear and disappear using acids and bases. Goldenrod paper is paper that has been dyed with natural...

    1 cent - $1 per student Ages 6 - 14 30 to 45 minutes
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    American Chemical Society
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    In this activity on page 2 of the PDF, learners conduct chemical tests on certain powders used in cooking. After completing the tests, learners try to figure out the identity of a mystery powder....

    $10 - $20 per student Ages 8 - 14 45 to 60 minutes
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    Mount Holyoke College
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    In this chemistry activity, learners use thin layer chromatography to determine the molecular composition of different markers. First, they use pure rubbing alcohol as the liquid phase, then...

    $1 - $5 per student Ages 8 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    Learners observe different paper samples under ordinary room light and under a black light to learn some of the chemical differences between different types of paper. They also learn that some...

    Over $20 per group Ages 6 - adult 10 to 30 minutes

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