Educational Toy: This quarry engineering train set is designed to inspire children's imagination and let them build their own track world. It enhances manual dexterity, hand eye coordination and creativityEasy to Assemble: The adventure track toy set have a smooth surface and are easy to assemble. Its smooth PP structure makes it an educational choice for childrenIdeal Gift: This educational engineering toy train will be an ideal gift for children on Halloween, New Year, Thanksgiving, birthdays and other occasionsDevelop Children's Skills: Children's engineering track sets promote hand eye coordination, dexterity, problem solving and social skillsEngineering Track Set Toys: This is a versatile stem engineering race track toy designed to inspire creativity and learningSpecification:Material: PPSize Chart:60cmx58cmx14cm/23.62inchx22.83inchx5.51inchPackage Includes:1Engineering Race Track SetNote:1.This is not infant toy , please take away from children to avoid eating.2.Please allow slightly errors 1-2cm differences due to manual measurement.