The game could be made with any software. The game has to be about how technology shapes war. What new things does new technology add to the way wars are fought? What things are eliminated when a new technology is introduced? How does the new technology affect how future wars are going to be fought? What things did it make easier or harder for those fighting? How is it used? How does it work? Why wasn't it used before? Who came up with the idea? These are all questions that need to be thought about when developing the game. The game does need to EDUCATIONAL and it needs to be a GAME with real mechanics and such. Be as creative as you want. Make some wacky things. Nothing should stop you from creating a great educational game. If you don't know much about this topic, go online and do some research. Find something that interests you and will make your game fun to play. Display your information in a creative way. Don't let not knowing stand in your way of making this game. Be sure to have fun.