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    The Exploratorium
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    An ordinary camera has a lens that makes an image on film. In a pinhole camera, a small hole replaces the lens. This activity provides instructions for recycling a potato chip can to make your own...

    $1 - $5 per student Ages 6 - 18 10 to 30 minutes
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    The Exploratorium
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    Have you ever heard of a camera without a lens? In this activity, learners create a pinhole camera out of simple materials. They'll see the world in a whole new way: upside down and backwards!...

    $1 - $5 per student Ages 8 - 18 45 to 60 minutes
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    The Center for Science Education @ Space Sciences Laboratory, UC Berkeley
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    In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon. Learners will use the...

    $1 - $5 per student Ages 6 - 14 30 to 45 minutes
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    The Exploratorium
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    This resource contains several mini-explorations using a slide projector as a light source to investigate light and the properties of images. These activities can be used as a class demonstration...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes