| 摘要 |
PURPOSE: A shadow play is provided to enable children to obtain creative power while making shadows using scientific playthings. CONSTITUTION: A shadow play is constituted as follows. A light blocking plate enables a user to recognize the property of light including refraction, straight propagation, and the like. A board enables a user to see the mixing process of light. In a small house, a bulb is installed. On one side of the wall, a hole is formed in a desired shape.
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