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    Oregon Museum of Science and Industry
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    Learners create a small explosion by collecting hydrogen and oxygen gas together and squeezing them into a flame. Two test tubes are used to generate the gases: zinc and hydrochloric acid to...

    1 cent - $1 per group Ages 14 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners make their own simple slide rules out of paper and learn how they work. The activity starts by having learners make an "adding slide rule," which is not a very practical device...

    1 cent - $1 per group Ages 8 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Using electrolysis, learners produce hydrogen gas and oxygen gas from water molecules in a solution. A pH indicator (bromthymol blue) in the water allows learners to observe how the pH of the...

    $10 - $20 per group Ages 6 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners use a mortar and pestle to extract clove oil from cloves using denatured alcohol. They put this oil on paper, which they can take home. Learners discover that the chemicals that produce...

    $1 - $5 per group Ages 14 - adult 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    In this hands-on activity, learners use heat to shrink samples of polystyrene plastic (#6 recycle code). Learners compare the size and shape of the plastic pieces before and after shrinking. They...

    1 cent - $1 per group Ages 6 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners compare the properties of two balls that appear identical. One ball bounces, while the other ball "thuds." The “bounce” ball is made of the polymer polybutadiene (-C4H4-). The...

    Over $20 per group Ages 6 - adult Under 5 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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    In this activity, learners electrically plate zinc onto brass objects. They connect a brass object to a black wire on the negative pole of a 6 Volt battery, and a piece of zinc to a red wire on the...

    1 cent - $1 per group Ages 11 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners compare the properties and solubilities of Styrofoam (TM), ecofoam packing peanuts, and popcorn. First, the solubility of each substance is tested in water. A drop of iodine is added to...

    1 cent - $1 per group Ages 11 - adult Under 5 minutes
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    Oregon Museum of Science and Industry
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    Learners use Benedict’s solution and heat to test for the presence of simple sugars in glucose, sucrose, starch, and starch combined with amylase. They find simple sugars only in the glucose and in...

    $5 - $10 per group Ages 11 - adult 10 to 30 minutes

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