DIY Electric Track Building Set with 6 Vehicles & Sliding Excavator Upgraded STEM Engineering Toy for Kids Brain Development Educational Gift

【Educational Toy】Let children assemble tracks, build overpasses, tunnels and then arrange engineering scenes, which is very beneficial to children's intellectual development

【Engineering Toy Theme】The scenes with engineering toys as the theme include sliding excavators, sliding dump trucks, shovels, forklifts, cars, etc., which can instantly mobilize boys' curiosity

【Hand-Brain Responsiveness】The educational fork diversion function has a good educational effect on boys aged 2-3, greatly improving the reaction ability of hands and brains

【Improve Comprehension Ability】After upgrading, the electric sliding car can climb the bridge and cross the tunnel, helping your children to think better, the logic of bridge construction, and improve their comprehension ability

【Good Gift】Such a great educational toy would be not only the excellent birthday/festival gift for over 3-year-old boys and girls, but also the gift for Easter, Christmas, Children's Day, classroom prizes Specifications: Type: Engineering Railcar Set Material: ABS Color: As Picture Battery: AA Battery(not included) Quantity: 137pcs, 222pcs, 334pcs Age: 3yrs+ Package Included: 1pc x Electric Engineering Car 2pcs x Engineering Truck 128pcs x Track Sheet 2pcs x Tree 4pcs x Arch Bridge Bracket 1pc x Chinese and English Manual

Or 1pc x Electric Engineering Car 3pcs x Engineering Truck 192pcs x Track Sheet 2pcs x Tree 4pcs x Arch Bridge Bracket 2pcs x Bridge 2pcs x Bridge Bracket  1pc x Chinese and English Manual