iPad allows 3rd party application development so you can find variety of games on Apple store. But still there are rooms to develop unique games that offer different experience to the game lovers. If you have any idea to create unique, attractive and addictive game you can take help of iPad game development. iPad Game Development is not an easy thing that a novice developer accomplish. It demands the knowledge of Objective C, C, C++, iPad SDK, X-code and Cocos2d and Unity 3D for 2D & 3D games. Very few developers possess expertise for all requirements, in fact it needs a team approach so each member has mastery on his field and such teams are working in outsourcing companies so it is better that you take the help of them.
Games are various types you can play single player game or multiplayer game with the help of Internet connectivity. Your game developer should be able to deliver games for all age groups so you can target broad audience with robust iPad game development.