Scratch! Reveal & Glo' Crazy! Rainbow colors light up as you draw! Turn on the light...scratch your designs on black coated Scratch-Lite� Sheets and watch rainbows of glowing color appear! It's brighter than bright! You won't believe your eyes! Hang ""stained glass"" masterpieces in sun filled windows. Lightweight, sturdy plastic construction. Terrific for travel! Sketcher requires 3 ""C"" Batteries, not included in kit.Ages 5 and upBy Scratch-Art