Brain Games Sticker by Letter: Happy Thoughts is a compelling activity book designed to keep your child's brain engaged while creating cool, uplifting art.Includes 10 images to sticker.Spiral binding and perforated pages make the book easy to use!8 x 10 inch pages. 52 pages Similar to color or paint by number, this sticker activity book features designs that are divided into spaces, each with a letter, that corresponds to a sticker. Find the sticker, peel it, and place it in the right space. Watch as a full color image emerges from the original unfinished illustration.