Double Rainbowmaker
A fascinating exhibit of both solar energy and light refraction, this see-through device sticks onto any sunny window to create a never-ending display of scientific beauty. Watch the tiny solar-powered motor spin as twin Swarovski crystals split sunlight into its component colors and send rainbows cascading across walls.
- 1 3/4''W x 7'' H X 2 1/4'' D.
- Ages 8 and up
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