This MasterPieces 24pc 18"x24" Old McDonald - Sound Puzzle is sure to get your child singing and learning with its catchy classic tune. Our 24pc Sound Floor Puzzles are both educational and fun. Complete the puzzle and push the button to sing "Old McDonald" and learn about animal sounds. In 2012 our Old McDonald Sound Floor Puzzle acquired a Parents Choice Award. Our Sound Floor Puzzles are perfect for children ages 3-8.