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Showing results 21 to 37 of 37
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Garden Poles
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In this activity, learners build large-scale structures and cantilevers in a series of "building out" challenges with garden poles and tape.
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Pop! Rocket Launcher
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In this activity, learners construct a simple air pressure launcher for paper rockets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-750.jpg?itok=0k_dEQga)
Shapes and Angles
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In this activity (page 7 of PDF), learners will identify the general two-dimensional geometric shape of the uppermost cross section of an impact crater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-038.jpg?itok=elSaY9M5)
How the Rubber Meets the Road
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In this activity, learners explore how engineers design tire treads to increase safety and reliability.
Simple Submarine
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Using simple, inexpensive items, learners build and test submarine models.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-769.jpg?itok=N74UqfZ-)
Tug-of-War
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This activity (on page 2 of the PDF under SciGirls Activity: Tug O' War) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies.
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Foam Rocket
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In this activity, learners work in teams build and launch rubberband-powered foam rockets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-915.jpg?itok=zw7gB5l0)
Speedy Shelter
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In this design challenge activity, learners invent an emergency shelter that can fit a person and is sturdy and quick to build.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-830.png?itok=jqd0vYid)
Great Steamboat Race
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In this outdoor activity, learners race small boats, made of cork, balsa wood, popsicle sticks etc., to investigate the rate and direction of currents in a stream or creek.
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From the Ground Up
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In this plant science activity, learners conduct four experiments to observe how plants respond to sunlight and gravity.
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Exploring Forces: Static Electricity
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In this activity, learners investigate what happens when you build up static electricity on plastic balls.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-577.jpg?itok=gPS3XS36)
Milk Carton Boats
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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.
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Airfoils
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In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-956.jpg?itok=LGL_hvm4)
Spring Scale Engineering
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In this activity, learners explore how spring scales work and how they are used for non-exact weight measurement.
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Air Pressure and Dent Pullers
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In this activity, learners simulate Otto von Guericke's famous Magdeburg Hemispheres experiment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-120.jpg?itok=3njohzwy)
Blowin' in the Wind
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In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-475.gif?itok=KzyyVCPv)
Lift Experiment
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In this experiment, learners investigate how the size of a wing affects lift. Learners count the number of pennies an egg crate plane wing can hold until the plane will no longer fly.