This is a completed toy designed for children.
From the Lego website:
Create action-packed racing with the LEGO® DUPLO® brand Cars™ Classic Race set featuring Lightning McQueen, Mater, fuel station and more.
- Includes Lightning McQueen and Mater characters from Disney Pixar Cars™
- Features a buildable fuel station and racing starting gate
- Accessories include a wrench, Piston Cup and a fuel pump
- Decorated bricks include checkered flags and podium numbers