There are a lot of gun designs out there that have never really panned out. For every AR-15 or AK-47, there are countless other failures that never quite make the grade, if they leave the drawing board at all. Then there are the experimental guns that fire oddball ammunition, the ambitious prototypes, and sometimes even a few novelty guns that may not be practical, but are still a lot of fun.
This quiz will test your knowledge of exotic and little-known firearms. Can you identify all of them?
Also, if you haven’t already, try your hand at our oddball ammunition quiz.