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Build, scan, and identify molecules: the simplest way to learn about atoms, bonding, and chemistry, 50-Atom set includes these atoms: 14 H, 1 he, 2 li, 2 Be, 6 C, 3 N, 6 O, 2 fl, 1 ne, 2 NA, 2 mg, 2 Si, 2 p, 2 SU, 2 cl, and 1 AR, Includes the free happy atoms app (free download), scanning mat, quick start manual, and drawstring storage bag, A digital and physical chemistry set, tested with teachers and students, The app is available for Android, Kindle and iOS devices, Parents' Choice silver award winner, kapi award winner for innovation