We have introduced a few nice game controller for Android tablets and iOS devices. But if you prefer to make something by yourself, the following game controller should be more suitable for you.
JB Works, a member of instructables created the amazing game controller for Android tablets. As we can see from the images, the skillful maker used a PS3 controller to create his game controller system for Android tablet, while the metal holder has been fixed on the controller in order to hold the 7-inch Google Nexus 7 for comfortable gaming experience. Well, if you think it’s a nice idea, jump to his instructables page for detailed steps, and make your own game controller for Android tablet.
Additionally, if you need other options, you might like to check Gametel game controller and more via “game controller” tag.