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Balloon Nanotubes Tabletop
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This activity introduces learners to the structure and properties of carbon nanotubes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-263.png?itok=HVxmOouB)
Making Paper with Fungi
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In this activity (p.24 of PDF), learners make paper with fungi. Learners discover that paper is basically a flat mat of fibers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-141.jpg?itok=UIph4ma0)
Cardboard Opaque Projector
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In this activity, learners construct a projector out of cardboard to view their favorite images (such as storybook illustrations) on the wall.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-143.jpg?itok=X94dxWx2)
Cardboard Box Camera Obscura
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In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-022.png?itok=8QLIyBnx)
Homework, Hogwarts Style
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In this activity on page 8 of the PDF (Behind the Scenes with Chemistry), learners make three of Harry Potter's essential school supplies: quills, ink, and color-changing paper.
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Pages of a Forbidden Tome
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In this activity, learners use chemistry to produce weathered "antiqued" paper with burned edges. Learners first soak white paper in coffee and then apply a charring solution of ammonium chloride.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-108.png?itok=TF2itMbv)
Puppet Power
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In this mechanical engineering activity, learners design shadow puppets with moving parts and use them to tell stories.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-941.jpg?itok=fV0ceocv)
Waterproof that Roof!
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In this activity, learners explore how engineers have improved roofing designs and materials in order to protect the contents of buildings.