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Camera Projector
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In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.
Light is Made of Colors
Source Institutions
Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.
Light and Sound
Source Institutions
In this four-part activity, learners explore light and sound through a variety of hands-on investigations.