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    Oregon Museum of Science and Industry
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    In this activity, learners create a mixture of water, alcohol and permanent marker ink, and then add salt to form a colored alcohol layer on top of a colorless water layer. The reason this happens...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes
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    University of California Museum of Paleontology
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    Learners apply their knowledge from a previous study to identify different liquids--water, corn syrup, and vegetable oil. They also investigate combinations of liquids, two at a time, to see how...

    $1 - $5 per group Ages 4 - 8 10 to 30 minutes
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    The Science House
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    In this chemistry activity, learners use common chemicals to examine reactions that occur between two aqueous solutions. Learners will record any color changes or precipitate formation for each...

    $1 - $5 per student Ages 11 - 18 5 to 10 minutes