What this lesson teaches
Refraction of light.
Can you finish light refraction pencil in about 20 min?
You will refraction of light.
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Refraction of light.
A visually striking anomaly — a pencil that appears bent — creates cognitive dissonance that motivates explanation-seeking. Anomaly-driven learning activates deeper information processing than normal demonstrations, making the concept of refraction more personally owned.
1. Half fill glass. 2. Put pencil in. 3. Look from side. 4. Draw what you see. 5. Explain why.