Ryan's World S.T.E.M. Egg

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Professor Ryan's S.T.E.M Mystery Egg Includes 3 DIY experiments, toys, and accessories: Color and Make your own Bouncy Balls Color and Mold Putty Make your own Glow in the Dark Goo Exclusive Glow in the Dark Figure Exclusive Glow in the Dark Squishy Figure Lab equipment, coloring dye, storage container Dig N Discover Beaker Goggles Ages 5+ Experiment instructions included with every egg or click here for another copy Show more