Actions

Character? 
The characters in my game would probably be more than 4 and well two bad guys and two good guys.
Enemies ? I would have to have 2 enemies.
Collectables ?
My player would have collect things that will help the player later on in the game.
What are you trying to teach people ?
I'm trying to teach a subject were it can be fun and also were the person is playing he/she is also learning. Learning Goal ?
The player will learn more of the subject (Science/World History) and also have fun with it. By the end of the game what should the player know ?
The player will learn how the subject is fun to study and maybe the player would like to learn more and start liking the subject, but if not then just play for fun.