This track table vehicle set is made of high-quality and non-toxic ABS materials, has passed physical and mechanical tests, meets toy standards, does not harm children's health. The rounded edges and smooth surface designed are specially for children not get hurt. 4 buttons and 5 different challenges, 4 mini cars, become more realistic in the race, stimulate children's interest, and meet all their needs for transport games, exercise hand-eye coordination skills, and intelligence. Puzzle educational toys that exercise children's intelligence and imagination, stimulate their curiosity and interest, develop important life skills and early learning.