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Exploring Materials: Graphene
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In this activity, learners investigate the properties of graphene and graphite.
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Build Your Own Hydroelectric Generator
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Learners follow directions to construct a water-powered electrical generator using a turbine made from plastic spoons.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-522.png?itok=Urugo0sM)
Exploring Materials: Thin Films
Source Institutions
In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water. Learners discover that a thin film creates iridescent, rainbow colors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-990.png?itok=BAgO4zhA)
Arduino Blink Challenge
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In this activity, learners explore computer programming and the impact of computers on society. Learners build and test a program to turn a light on and off using an Arduino board.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-570.png?itok=nqg0DGDZ)
Properties of Dust
Source Institutions
In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.
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Aviary Architect
Source Institutions
In this activity, learners are challenged to design, build and test a birdhouse that will stay cool in the sun.
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Build Your Own Solar Oven
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-117.jpg?itok=Yq5LvluE)
Mini Zoetrope
Source Institutions
In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.