How do you build my own video games

There are many programs which can guide you through designing your own video game. You can buy books or find online programs like these

http://www.flashpointacademy.com/gppc_game.asp?utm_source=GoogleSearch&utm_medium=CPCText&utm_content=Text&utm_campaign=Game&gclid=CK7Gp-SwiJ4CFSEFswodJBU0qA

http://freshbrain.org/explore/gaming?gclid=CNaF9u6wiJ4CFRyfnAodF1PApA

Typing "design your own video game" into any search engine can bring up sponsored links for great programs.