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    Oregon Museum of Science and Industry
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    Learners make a refrigerator that works without electricity. The pot-in-pot refrigerator works by evaporation: a layer of sand is placed between two terra cotta pots and thoroughly soaked with...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    Learners experiment with a piece of Silly Putty® by stretching, bouncing, and snapping it. They then create flubber, a similar substance, by mixing diluted glue and a solution of sodium borate....

    $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 analyze mixtures of dyes using filter paper chromatography. They place spots of the different dyes at the bottom of a piece of filter paper, and hang the paper to touch the surface of...

    $1 - $5 per group Ages 8 - adult Under 5 minutes
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    Lawrence Hall of Science
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    This activity features two connected hands-on activities about dinosaur bones. Using chicken or turkey bones and regular household items, learners explore the scientific process of studying...

    $1 - $5 Ages 8 - 18 1 to 7 days
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    Oregon Museum of Science and Industry
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    Learners test solutions of water, sugar, salt, and hydrochloric acid for electrical conductivity. They immerse leads from a lighting device (a battery pack connected to an LED) into each solution....

    $1 - $5 per group Ages 14 - adult Under 5 minutes
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    Lawrence Hall of Science
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    In this hands-on activity, learners make model parachutes out of various materials such as thin plastic, paper, or gauze. Then, learners test drop their parachutes to compare how long each material...

    $1 - $5 per group Ages 6 - 14 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    Learners combine hydrogen peroxide with three different forms of potato: raw chunks, ground chunks, and boiled chunks. They observe the difference in bubbling of the three forms, and inferring the...

    $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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    In this investigation of reaction kinetics, learners alter the amount of iodate solution mixed with the same amount of starch solution. Visitors observe the solutions to see which concentration of...

    $1 - $5 per group Ages 14 - adult 5 to 10 minutes
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    Great Science for Girls
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    In this activity, learners work in groups to plan and build large structures using recyclable materials they have brought from home. The lesson plan includes questions to ask learners about the...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    Learners use a universal indicator to test the amount of sodium hydroxide needed to change the pH of plain water compared with the amount needed to change the pH of gelatin. Learners discover that...

    $1 - $5 per group Ages 14 - adult Under 5 minutes

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