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    Oregon Museum of Science and Industry
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    Learners add two dyes to mineral oil and water, and then compare their miscibility (how well they mix) in each. Learners discover that the molecular structure of a dye determines whether it will...

    $1 - $5 per group Ages 8 - 18 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    Learners investigate the properties of the liquids in two bottles. One contains layers of oil and water, and one contains oil, water, and soap. Learners shake the bottles and observe the difference...

    $1 - $5 per group Ages 4 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners observe working lava lamps to understand how they work (included in PDF link). Learners discover that liquids may not be miscible, or won't mix together, because of differences in...

    $10 - $20 per group Ages 8 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners write or draw with white crayon on white paper. They look and feel to detect their marks on the paper. Then, learners paint over their paper with watercolor paint. The paint wets the paper...

    $1 - $5 per group Ages 4 - 14 Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners observe a bottle containing water and oil. They are invited to pick up the bottle and mix the contents together. Because of their poor miscibility, oil and water can form “ocean waves” in...

    1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    Learners pour equal amounts of coffee, mineral oil, corn syrup, and alcohol into a beaker. The liquids resolve into stacked layers, and learners can infer which liquids are the most and least dense...

    $1 - $5 per group Ages 11 - 18 10 to 30 minutes