Hear 8 realistic animal sounds with this 8-piece wooden sound puzzle with sturdy wooden puzzle board Full-color matching picture under each wooden peg puzzle piece TIP: Puzzle has light-activated sensors; for best results, expose the sensor by removing a piece in a brightly lit room, then make the sound play by replacing the piece in the board Aural reinforcement helps children play independently; 2 AAA batteries required, not included Makes a great gift for toddlers and preschoolers, ages 2 to 5, for hands-on, screen-free play