This is a puzzle game. You need to help MathPup get the key successfully. Each level will have some mathematical problems that you need to solve. You can get the key to open the door by selecting the correct number in order. It should be noted that your time is limited, please do not waste time.

Use the arrow keys to move MathPup around the levels. Double jump by pressing the arrow key again while MathPup is in the air. Press the R on-screen button to replay the level, and the forward sign button when finishing a level to move on to the next one.