Piece together playtime with this global racetrack puzzle with built-in tracks for wind-up vehicles. A key on the storage box identifies them all. Two wind-up racecars fit into the twisting and turning track on the completed puzzle wind them up and watch them zoom. When kids work on floor puzzles, they are fine-tuning their gross motor skills, improving their hand-eye coordination, and strengthening their problem-solving skills. This high-quality Melissa and Doug puzzle and racing game makes an exceptional gift for preschoolers and school-aged kids for hands-on, screen-free play.