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Rullo is a simple math puzzle where you have a board full of numbers. The goal is to make the sum of numbers in each row and column be equal to the answer in the box. What you have to do is to remove some numbers from the equation by clicking on them. It sounds simple but requires a lot of thinking.

There are 2 game modes: Classic and Endless. In Classic mode you can choose which board size and difficulty you want to play. In Endless mode you will be given a puzzle with random size and difficulty. Your total wins in any mode will be recorder. The puzzle is randomly generated so you'll never get bored of playing.

How to play: Tap or click on the numbers to remove them. Add up the rows to match the numbers on the sides.

Rullo is an online puzzle game that we hand picked for Lagged.com. This is one of our favorite mobile puzzle games that we have to play. Simply click the big play button to start having fun. If you want more titles like this, then check out Juice Fresh or Math Balls.

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