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eBook
Physics Classroom

The Physics Classroom: Refraction and the Ray Model of Light

For Students 9th - 10th
Six complete lessons on refraction and the ray model of light. Tutorials include informational text, interactive activities, animations, and quick, interactive comprehension checks along the way.
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Handout
Science4Fun

Science4 Fun: How Rainbows Work

For Students K - 1st
Learn how rainbows work by reading this illustrated explanation.