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    The Exploratorium
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    In this activity, learners create angle-measuring devices--protractors--out of paper. Learners follow a series of steps to fold a square sheet of paper into a triangular Pocket Protractor. Learners...

    1 cent - $1 per student Ages 11 - 18 5 to 10 minutes
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    The Exploratorium
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    In this math activity, learners observe and sketch cracking patterns in pavement. Learners use a protractor to measure and label the angles of their sketches and conclude if some angles are more...

    1 cent - $1 per student Ages 11 - 18 10 to 30 minutes

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    • Oregon Museum of Science and Industry (remove)
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