Fierce Ninjas - the Numbers Rule is a DVD fighting game like no other. This game is teaching kids the very basic math skills they need. To be clear, there are other fighting game games out there; but this one is different. In this game you really capture the true essence of a DVD fighting game. Fierce Ninja is an easy to understand game. From the game play to the formation; it’s all simple to follow. When I was growing up, I use to play a lot of video games; mostly fighting games like Street Fig