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    In this environmental science lesson, learners will examine hazardous chemicals and their effects on human health and the environment. In part 1, learners will conduct research online to find out...

    1 cent - $1 per group Ages 14 - 18 1 to 2 hours
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    In this math lesson, learners determine and compare the rate of descent of various learner-constructed parachutes. Learners construct parachutes that will have maximum hang times. Learners then...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes
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    In this activity, learners use a compass, powerful magnet, and copper magnet wire to build a special generator known as a dynamo. Learners observe what happens to the compass needle when the magnet...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
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    In this activity, learners make an electromagnet motor to demonstrate the most basic method of changing electrical energy into mechanical energy. This experiment relates to Nikola Tesla's work...

    $5 - $10 per group Ages 14 - 18 45 to 60 minutes
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    In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth. First, learners watch a NewsHour video segment...

    $5 - $10 per group Ages 14 - 18 1 to 2 hours
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    In this math lesson, learners explore the relationship between the thickness of a spaghetti bridge, the length of the bridge, and the amount of weight that can be supported by the bridge. Learners...

    $5 - $10 per group Ages 14 - 18 45 to 60 minutes