Do you have other game programming experience? Odds are (prior; I have no evidence about you) you don't so I'm going to go ahead say it: tetris, breakout, asteroids, snake, invaders, pacman, and mario, before you try to do anything like a three month serious project. People seriously underestimate how much there is to learn from making simple well defined games.
Correct me if you are experienced.
EDIT: apparently you has the experience. you can disregard this. Leaving it up in case it helps someone.
Yes, I've been making games for a long time, and I completely agree with you. In fact, I'll be documenting the whole process of creating my current game. I should have it up sometime this week (I hope). If you are interested, watch this link (there is nothing there yet).
Do you make/work on games yourself?
This is the sixth bimonthly 'What are you working On?' thread. Previous threads are here. So here's the question:
What are you working on?
Here are some guidelines: