A fun build for kids who love construction vehicle playsets Bring the world of construction to life for kids who love to see how things work. Youngsters with a passion for vehicles will enjoy building this LEGO Technic Concrete Mixer Truck (42112). With 8 robust wheels, a moving motor, opening driver's cab and large mixing drum, it looks just like the real thing. Kids can turn the drum manually or set it to automatic to see it turn as they push the truck. When they turn the drum counterclockwise, they'll see the concrete unload. Creative play at the toy construction site Imaginative role play is easy with this construction toy building set. The truck comes with 100 1x1 LEGO bricks to use as the concrete. Kids can turn the bricks in the blender then use the handle to control the funnel and pour the concrete into position. Advanced building kits for kids LEGO Technic model building kits are ideal for LEGO fans ready for a new challenge. These vehicles look and move like the real thing, so kids will love playing with their creations.