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Pinhole Viewer
Source Institutions
In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-938.jpg?itok=zV9qJ_9k)
Shadow Puppets
Source Institutions
In this activity, learners explore color, light and shadow by creating their own puppets to hold in front of a light source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-141.jpg?itok=UIph4ma0)
Cardboard Opaque Projector
Source Institutions
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
Source Institutions
In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.