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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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    In this activity (on page 2 of PDF), learners make their own totem poles out of recycled materials. Learners choose the animals and other symbols that represent them and their families, and then...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    In this activity (on page 2 of the PDF), learners (with adult help and supervision) investigate how heat affects polystyrene plastic. Learners cut the plastic to desired shapes and sizes and use...

    free Ages 6 - 14 10 to 30 minutes

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