This transportation truck toy set includes 1 x Off-road vehicles, 1 x Airplane, 1 x Pickup trucks, 1 x Sedan and 1 x Transport truck that plays music. Just push the big construction truck forward, and they will run forward by themselves. It will carry four mini vehicles and set off! You can separate the truck cab from the trailer, and then open the tailgate to unload the mini vehicle. Also, push the small car forward, then release your hand, and they will run forward by themselves. The happy time of the game starts here.