Create playful pictures of feline friends with Sticker by Number: Cats ! Sticker 28 i mages of cats in a variety of art styles , including artwork inspired by Japanese prints, contemporary pop art , and more. The perfect gift for the cat lover in your life. Sewn binding allows the book to lie flat and perforated pages make the book easy to use . Includes 20 sticker sheets. Made for adults, but ages 7 and up can enjoy! Similar to color or paint by number, this sticker activity book features designs that are divided into spaces, each with a number that corresponds to a sticker. Find the sticker, peel it, and place it in the right space. Watch as a full colored image emerges from the original unfinished illustration.