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    Oregon Museum of Science and Industry
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    In this chemistry activity, learners prepare two petri dishes, one filled with water and one filled with milk. Using food coloring and soap, they discover that milk is an emulsion, a special...

    $1 - $5 per group Ages 4 - 18 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners perform a simulated blood test procedure. They perform control reactions and test reactions, then use their observations to determine the blood type of different "...

    $1 - $5 per group Ages 11 - adult 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    Learners add acid rain (nitric acid) to two cups that represent lakes. One cup contains limestone gravel and the other contains granite gravel. Learners also add an indicator to each solution that...

    1 cent - $1 per group Ages 14 - adult 5 to 10 minutes

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