Large Tray 56 x 56 cm: Compared to other logic road building games, it is larger, offering more play possibilities and a large board suitable for little hands. 3 game modes (single player mode, two-car relay mode, two-person competitive mode) and more than 200 challenges, perfect for multi-player family games. There are also little dots on the board that allow you to add classic building blocks to make the game even more fun. Cars with Marbles: no batteries required, just trace the route, reassemble the car and start playing. Logic road building board game with cooperation and relay racing brings more fun than traditional puzzle games. Your kids will have hours of fun solving puzzles and pushing cars From simple to most advanced: this STEM learning game comes with a detailed booklet with tons of model settings, problems and solutions for kids Different car paths will be found. Each puzzle game mode has 4 difficulty levels - Beginner, Beginner, Expert and Master Safe Educational Toy for Children: The toy is a logic game with polished edges and corners without burrs, ensuring children's safety while thinking and creating, perfect for Cultivate children's creativity and increase parent-child interaction and cooperation. Team STEM Gifts for Kids Ages 3+: A great problem-solving board game for kids ages 3-8, with different difficulty levels for different ages. It is not only an ideal gift for birthdays, Christmas and Children's Day, but also an ideal gift for indoor and outdoor games, families, parties and kindergartens