An equation without numbers? Yes, these puzzles are all about adding and subtracting forms. You need to think quick about what piece would complete the shown shape. And quickly means very quickly. You are low on time and after figuring out the solution you still have to find the missing piece from a selection shown on the bottom of the screen. To set a record in this game you need to be highly intelligent and to show keen perception.
Instructions: Use your mouse to play this game.