The most important part of handling a weapon of any kind is knowing its parts and how it works. When you are working with something so dangerous and powerful, you need to know it inside and out for your safety and for the safety of those around you. This is an online simulation that takes you the assembling and disassembling multiple types of guns. You are rewarded for knowing how to do this with each weapon and will deem you fit to handle even more different kinds of guns. Once you complete a level you will unlock another weapon.