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Become a secret science sleuth with this mysterious black light activity set!;Find and observe rocks, insects, and flowers that glow under black light; make gelatin that glows; detect counterfeit money; and much more!;22-Page activity journal and super cool scientific tool encourage kids to pursue their natural love of science!;Includes handheld/stand-up black light with 3 LED black lights and textured grippers; invisible ink pen; and 22-page activity journal.;Requires 2 AA batteries (not included).