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    In this ocean engineering activity, learners explore buoyancy and water displacement. Then, learners design models of deep sea divers that are neutrally buoyant.

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers. Groups of learners will mimic an actual investigation into the...

    1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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    In this activity (located on page 2), learners will construct tiny model geysers out of film canisters, warm water, and antacid seltzer tablets. Thinking about what happens inside the canister to...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    This activity (on page 2 of the PDF SciGirls Activity: Milk Carton Boat) is a full inquiry investigation into boat hull design. Groups of learners will use empty half-pint milk cartons to fashion...

    $10 - $20 per group Ages 8 - 14 4 to 24 hours
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    This activity (on page 2 of the PDF under SciGirls Activity: Kites) is a full inquiry investigation into how a kite’s shape affects its performance. Groups of learners will select or construct...

    Over $20 per group Ages 8 - 14 1 to 2 hours
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    This activity (on page 2 of the PDF under SciGirls Activity: Lift Off) is a full inquiry investigation into the engineering challenges of sending scientific sensors into space. Groups of learners...

    Over $20 per group Ages 8 - 14 1 to 7 days
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    This activity (on page 2 of the PDF under SciGirls Activity: Luge) is a full inquiry-based challenge related to motion and design optimization. Groups of learners will use construction paper to...

    $1 - $5 per group Ages 8 - 14 1 to 2 hours
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    In this activity about saturation (page 1 of PDF under SciGirls Activity: Sand Dunes), learners will build a series of sand castle towers using a 16 oz cup. Learners begin with completely dry sand...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this quick activity (page 1 of the PDF under SciGirls Activity: Tug O' War), learners will test how many pennies a flat paper index card bridging the gap between two stacks of books is able...

    1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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    This activity (located on page 3 of the PDF under GPS: Balloon Fiesta Activity) is a full inquiry investigation into Bernoulli’s principle and airplane wings. Learners will design and build their...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes

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