rainbow friends coloring book is an educational drawing and coloring pages and one of the best painting game for rainbow characters. Boys and Girls will learn to paint pictures correctly using the right colors. and will have so much fun time coloring your friends. Features of Coloring rainbow Book Game: Is very easy to use and completely FREE! amazing blue monster coloring pages ! 10+ beautiful stickers . Coloring Book have a beautiful, modern and easy app design! you could easily select a color from the palette and start drawing. To facilitate toddlers, the color palette is limited to frequently used colors. so what are you waiting for , start coloring now and enjoy.