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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 math activity, learners read "The Button Box" by Margarette S. Reid and then make their own button boxes filled with different buttons. Learners count and classify the buttons and...

    $5 - $10 per group Ages 6 - 8 1 to 2 hours
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    In this math lesson, learners apply measurement skills to determine, in dollar bills, the capacity of a suitcase. In a fictional scenario, the prize for winning a radio contest will provide the...

    1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
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    In this math lesson, learners play a game to identify the properties of prime, composite, abundant, deficient and perfect numbers. Learners use a game board comprised of the numbers from 1 to 30...

    1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
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    In this math lesson, learners apply the concepts of ratio and proportion to determine the length of the Statue of Liberty's torch-bearing arm. Learners use chart paper, string, and rulers to...

    1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
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    In this math lesson, learners learn how to construct stem and leaf plots. Learners first estimate the number of drops of water that will fit on the head of a penny. Learners write their guesses on...

    1 cent - $1 per group Ages 11 - 14 45 to 60 minutes
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    In this activity, learners collect, analyze, and interpret information about objects in order to classify them into a cladogram. Use this activity to talk about how scientists classify things.

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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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 math lesson, learners practice measurement skills as they examine a soap bubble print. Learners follow a recipe to make a soap bubble solution. They use the soapy solution to blow large...

    $1 - $5 per group Ages 8 - 11 45 to 60 minutes
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    In this math lesson, learners identify the likelihood of an event by using a walk-on probability scale. Learners are encouraged to evaluate the chance of given events occurring and assigning the...

    $1 - $5 per group Ages 8 - 11 45 to 60 minutes

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