Step 1: Making the Gun
picture 1: piece 1.
picture 2: second view of piece 1.
picture 3: make these.
picture 4: gather these.
picture 5: make these.
picture 6: slide what you made in picture 3 through the hole of piece 1.
picture 7: add the other two pieces from picture 3.
picture 8: do this again in the opposite corner.
picture 9: slide in the two things that you made in picture 5 in the two remaining holes.
picture 10: showing both of them.
picture 11: add rubber bands.
picture 12: showing both of them.
Step 2: Loading the Gun
picture 1: cock it back and place the blocker in front of it.
picture 2: slide the outter blocker out as far as it'll go.
picture 3: slide a green rod int the end.
picture 4: slide the outter blocker back in place.