Science Kit - Junior Genius Blast of Color Lab - Over 15 Different Fun Activities Learn about the science of polymers while they grow crystals, jiggly marbles and Insta-Snow in this engaging kit Learn about the color spectrum and make own colored waters and crystals Fits in the great, reusable zippered bag to make for easy clean up All non-toxic and fully safety tested Includes Bag, Giant Test Tubes and rack, sorting tray, Superabsorbent Crystals and Insta-Snow Also includes Garbled Marbles, pipettes, scoop, True Color Tablets and instructions