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    Worcester Polytechnic Institute
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    Learners explore the field of civil engineering by making a bridge using spaghetti as their primary building material. Then they test their bridges to see how much weight they can carry before...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours
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    WGBH
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    In this activity, learners design, build and test a model suspension bridge for sturdiness and strength. Participants explore how parts of the bridge, such as the deck, hangers, cables, towers and...

    $1 - $5 per group Ages 6 - 11 30 to 45 minutes
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry-based challenge related to motion and design optimization. Groups of learners will use construction paper to build a model bobsled run for a...

    $1 - $5 per group Ages 8 - 14 1 to 2 hours
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    Community Science Workshop Network
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    In this activity, learners build a hovercraft using a paper plate, cup, and simple motor. Learners follow simple instructions that include helpful photos to build a vehicle that glides over a...

    $1 - $5 per student Ages 6 - 14 45 to 60 minutes
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    NASA
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    In this team design challenge (page 19-24 of PDF), learners "land" a model Lunar Rover in a model Landing Pod (both previously built in activities #3 and #4 in PDF). Learners drop the...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours
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    Lawrence Hall of Science
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    Learners discover that soap can be used to power a boat. Learners make a simple, flat boat model, put it in water, and then add a drop of detergent at the back of the boat. The soap changes the...

    $1 - $5 per student Ages 4 - 14 10 to 30 minutes
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    NASA
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    In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a...

    $1 - $5 per student Ages 8 - adult 10 to 30 minutes
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    NASA
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    In this team design challenge (page 11-18 of PDF), learners design and build a Landing Pod for a model Lunar Rover (previously built in activity on page 1-10 of PDF). Learners must build a Landing...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours
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    WGBH
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    This fun activity uses simple materials such as milk cartons and mirrors to introduce the ideas of optics and visual perception. The project is easy to do, however adult assistance may be needed to...

    $1 - $5 per student Ages 6 - 11 10 to 30 minutes
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    NASA
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    In this team design challenge (page 2-10 of PDF), learners design and build a model of a Lunar Transport Rover that will carry equipment and people on the surface of the Moon. Learners use...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours

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