This colorful tray puzzle includes 12 pieces and features a clock with moving hands and pictures under each puzzle piece's position to guide younger children. The Lift & Learn Clock Puzzle teaches children how the clock works and introduces the concept of telling the time in a fun, exploratory way. They will develop skills to prepare them for school, such as hand-eye coordination and problem solving. This puzzle measures 15 inch x 11 inch. Ages 3+ years.