DK Pop-Up Peekaboo! illustrated pop-up board book published by Penguin Random House, designed for babies and toddlers under 3 years old. Part of DK's beloved Pop-Up Peekaboo! series, these interactive board books feature colorful illustrations with surprise pop-up flaps on every page that engage young children in a game of peekaboo. The sturdy board book format is built to withstand little hands, and the pop-up elements help develop fine motor skills, hand-eye coordination, and object permanence. The series includes over 75 titles covering themes such as animals, colors, vehicles, seasons, and popular characters. Each book features bright, engaging artwork and simple text that encourages early language development and interactive reading between parent and child.