CalcuDoku is a complicated puzzle game with numbers. The objective is to fill the grid in with the digits 1 to 3 which it depends on the grid size. Each row contains exactly one of each digit. Each column contains exactly one of each digit. Each Bold-outlined group of cells is a cage containing digits which achieve the specified result using the specified mathematical operation. Good luck and have fun in CalcuDoku. This is an online HTML5 game presented by kacle.com, it's can be played in any Modern Browsers such as safari and chrome. You can play the game on mobile device.