Things You'll Need
Instructions
Lay the 6-by-8 Lego plate on a flat surface with the bumpy side up and the short end facing you.
Attach the 4-by-8 unit on top of the center section of the 6-by-8 plate, leaving a 1-by-8 row of free bumps on each side of the larger plate.
Attach the 4 smooth plates to the top of the 4-by-8 plate with the short ends facing you.
Attach a ramp piece to both free rows of the 6-by-8 plate.