-The teacher, the students play the game. By walking around the classroom teacher while students play the game. That would help teachers and students who follow the Edit command is not valid.
- Teacher Play The teacher walks around the classroom while the students play the game. This will assist teachers Students follow the order and fix invalid.
- students for game play. The teacher walked around the classroom, while students play a game with which teachers will help. And fix the students obey the wrong.