Order now at http://www.stevespanglerscience.com/product/1350 Become an ultraviolet detective with these amazing UV-sensitive beads! It’s solar magic in action! Make bracelets, test the effectiveness of sunscreen, or experiment with color while you learn about the power of sunlight. Included is a science activity guide with lots of fun experiments with solar radiation and light.
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Rainbow Test Tube – Sick Science! #156
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