Here is a list of step by step instructions on how to build your very own Lego car plane.
Step 1: Step 1
Start by setting the large flat gray piece down. Then place the 2 red 1X3 blocks at one end overhanging by one space. Butt the 2 white 2X6 blocks up to those. Butt the 2 yellow 2X4 blocks up to the white blocks. Now place the wheels underneath right next to the large gray piece.
Step 2: Step 2
Place the flat 2X2 black piece in center of yellow blocks as shown in picture. Then butt the flat yellow 2X4 plate up to the black one.
Step 3: Step 3
Place both of the red 2X10 plates on the white bricks right next to the yellow plate.
Step 4: Step 4
Place both white 1X8 blocks in between the red blocks. Then place yellow 2X6 block on top up against the red wings as seen in the picture.
Step 5: Step 5
Place white 2X8 block on top up against the yellow block. Then 3 steps back, place the blue 2X8 block on top. On top of that, put blue 2X4 block 3 steps back. Finally put the white 1X2 block on top at the end.
Step 6: Step 6
Place the sloped clear blocks on top as seen in the picture. Now you're finished!