Ideal for Training Children's Comprehensive Ability: 2-in-1 track with cooperation game brings more joys than traditional single track for kids. Guide the toy cars through the obstacle and pass each challenge, which is great for training and improving kids’ motor skills, problem solving and hand-eye coordination. Functional & Creative Design: There are 6 buttons to controlling and pass 8 different challenges. Package includes 4 mini cars for kids to play together. The track table vehicle set is designed with a unique color matching to stimulate kids' color perception. Rounded Edge Design: Made of high quality ABS plastic material, non-toxic water-based paint and polished smooth edges and corners for use securely. Built-in mechanical linkage track, inertial vehicle railway, no batteries need. Impressive Kids Toys: This car adventure toys set is a decent option for a game, suitable for boys and girls aged 3+ playing at home. They are wonderful Christmas Birthday Easter Gifts for Kids. Hope our products will bring you more happiness. If there is any issue, just let us know then we will make a satisfying solution special for you.