Introduction: Make a Lego Rocket Launcher
Step 1: Pieces
you will need the pieces as showed
Step 2: Assemble
it's pretty much easy to assemble just look at the picture I'll bet you know what to do
Step 3: Finish
now you should have 2 pieces the yellow is the giant bullet the gray pieces is the gun now just put in the yellow pieces in as showed and you will be done