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Beating Gravity
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In this demonstration, learners watch as a device drops a ball into a cup without touching the ball or cup, even though the ball and cup are virtually side-by-side.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-259.jpg?itok=72pgq_xc)
Parabola Basketball
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In this activity, learners build mini-basketball courts and explore the laws of physics. Learners discover that everything you throw or shoot on earth travels in a parabola.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-423.png?itok=ICRnoU6q)
Jiggly Jupiter
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In this activity, learners build edible models of Jupiter and Earth to compare their sizes and illustrate the planets' internal layers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-232.jpg?itok=cps56lDc)
Marble Drop Game
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Build your own version of a favorite carnival game, in which a marble races down a maze consisting of rows of nails.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-973.jpg?itok=V2wRiuFc)
Filtration Investigation
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In this activity, learners explore how engineering has developed various means to remove impurities from water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-147.jpg?itok=w0mmWqxK)
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-000-000-001-152.jpg?itok=aCC_GIw9)
Gravity and Falling
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This fun and simple hands-on astronomy activity lets learners experiment with a bucket, stretchy fabric, marbles, and weights to discover some basics about gravity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-398.jpg?itok=y8mNPt-e)
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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-515.jpg?itok=aB7B51uy)
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-000-000-003-942.jpg?itok=c7Tew1MT)
Water Tower Challenge
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In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.