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    PBS
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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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    The Exploratorium
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    In this activity, learners explore the "nuts and bolts" of gene chips. Learners construct a simple model of a DNA microarray (also known as gene chips) and learn how microarrays can be...

    $1 - $5 per student Ages 14 - 18 45 to 60 minutes
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    Twin Cities Public Television
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into Bernoulli’s principle and airplane wings. Learners will design and build their own airplane wing models out of...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    The Exploratorium
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    This activity guide includes instructions on how to build a "Shake Table" by mounting an eccentric mass (off center) on the shaft of a small dc motor. Learners use this table to simulate...

    Over $20 per group Ages 11 - 18 45 to 60 minutes
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    NCTM Illuminations
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    In this math activity, learners are challenged to create aluminum foil boats that will hold plastic bears until the boats sink. The lesson serves as a fun, hands-on way to collect data. Data from...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    NCTM Illuminations
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    This lesson emphasizes the connections between science and mathematics by using a performance, or authentic, assessment format. Learners examine the relative size of the heart and discover that the...

    1 cent - $1 per student Ages 4 - 8 45 to 60 minutes
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    My Science Box
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    In this activity, learners take on the role of various parts of the cell in order to model the process of protein synthesis. Each learner receives a card describing, step by step, what s/he should...

    $1 - $5 per group Ages 11 - 18 45 to 60 minutes
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    Community Science Workshop Network
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    In this activity related to Newton's Laws of Motion, learners build a boat powered by a propeller in the air. The airboats can be designed in many ways and can include various recyclables like...

    $5 - $10 per student Ages 8 - 18 45 to 60 minutes
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    TERC
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    In this activity, learners plan and create a 24-foot long, two-dimensional model of our solar system, and compare and contrast the differences between planets and the sun. Learners calculate the...

    1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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    The University of Texas McDonald Observatory
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    In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy. Then, learners...

    $1 - $5 per group Ages 14 - 18 45 to 60 minutes

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