Classroom Battle is a free Android game developed by Dan Lespect. It falls under the action game subcategory and is a fun way to kill boredom in class. The game lets you throw paper balls at your classmates and teachers to beat them while sorting books and cubes by color, finding differences between drawings on the board, and cleaning notebooks/slate boards.

The game starts at an elementary school level and goes up to university level, making it suitable for all ages. The graphics are simple, but the gameplay is addictive and enjoyable. The controls are easy to understand and use, making it easy for anyone to play the game.

Overall, Classroom Battle is a great game to pass the time during dull moments in class. While it may not be the most sophisticated game out there, it is certainly entertaining and worth a try.