Put a F 4x1 ver, on the 4th column from the left, in the middle.
Put a 2x1 ver to the right, in the middle.
Put two minifigure heads to the back and to the front of the PP,
at the back and front edges.
Put a F 4x1 ver to the right, symm to the other such piece at the
left.
Number 5.
Put a F 6x1 ver in the middle.
Put a 4x2 ver to the left, in the middle.
Repeat symm at the right.
Put two wheels on the metal stick, rims to the center.
Repeat to make two.
Install ver to the sides of the two 4x2 pieces.
Number 6.
Flip the right side up.
Put a FS 6x4 with an attached connector hor in the middle.
Flip upside down again, the plates to the right.
Flip your structure upside down and install your part at the
right end, inserting the attached connector into the fifth hole
from the right, in the third row.
Bag 26. Make the other set of the wheeled platform.
Number 1.
Put a 10x1 piece with side holes hor on the table.
Insert a back connector of a 2x2 with two attached connectors
from the front into the 4th hole from the left.
Insert the other such piece to the right.
Number 2.
Put a 10x1 piece with side holes hor to the front, symm to the
other such piece at the back.
Number 3.
Put a F 4x2 ver on the left edge.