There are fifty, nifty United States, and kids can place them all on the map with the USA Map Sound Puzzle from Melissa & Doug! This wooden USA Map Sound Puzzle reinforces cause and effect and helps kids learn the geography of their country by listening to sounds when pieces are properly placed into the board. The colorful graphics on each state of the USA Map Sound Puzzle also teach kids fun facts about each state. Kids will engage in hours of puzzling fun with the intriguing pleasure they gain from the USA Map Sound Puzzle from Melissa & Doug! Requires 2-AAA batteries, not included.