Friction Powered Cars, Push and Go Toy Trucks Construction Vehicles Toys Set for 1-3 Year Old Baby Toddlers- Dump Truck, Cement Mixer, Bulldozer, Tractor, Early Educational Cartoon ( Set of 4) Felt Kits 12 double-sided

12 double-sided

like treaded rolling wheels

It also promotes hand-eye coordination

From birth on up

then add the matching headpiece

Friction Powered Cars, Push and Go Toy Trucks Construction Vehicles Toys Set for 1-3 Year Old Baby Toddlers- Dump Truck, Cement Mixer, Bulldozer, Tractor, Early Educational Cartoon ( Set of 4) Felt Kits 12 double-sidedTruck toys (Set of 4): Include 1 Push and Go Tractor,1 Bulldozer,1 Mixer Truck,1 Dumper,a must have toy for your child. Genuine brand,beware of those fake poor quality ones Kids Car toys,No Battery Required, 4 WD SYSTEM: Push the friction car forward slightly then it go and last for quite a long distance. No battery required,children can play the vehicles freely and safely without parents' supervision. Children can take the toys wherever they want to