• Solve 6 mathdoku puzzles to win
• Bonus squares share the same number as the square on the opposite puzzle (a bonus square on the top left would link to the bonus square on the upper right when you rotate the cube 180°)
• Place the numbers 1 - 9 in each row
• Place the numbers 1 - 9 in each column
• Numbers in each outlined cage must equal the value shown using the specified math operator (+ - x ÷)

More About Cages

• Cages are outlined in black and include one or more squares
• Cage values and math operators are displayed in the first square of each cage
• Numbers can be combined in any order
• 14+ for 2 squares could be 8 and 6 where (8 + 6 = 14)
• 5- for 3 squares could be 4, 7 and 2 where (4 - 7 -2 = -5)
• 24x for 2 squares could be 6 and 4 where (6 x 4 = 24)
• 2÷ for 3 squares could be 6, 3 and 1 where (6 ÷ 3 = 2 and 2 ÷ 1 = 2)

Extra Features


• When playing the game, click Mathdoku Game Cube to pause and access game options
• Toggle between Choice, Guess and Note to change the behavior when selecting a digit
• Use Choice and select a digit to enter a number and verify if the number is correct for the selected square (incorrect numbers are shown in red)
• Use Guess and select a digit to pencil in a guess for the selected square (guesses are marked in gray)
• Use Note and select a digit to enter (or remove) a note for the selected square
• Click X to clear the incorrect choice or guess for the selected square

Scoring

Bonus Square	300 Points
Valid Square	100 Points
Invalid Square	-10 Points
Each Note	-5 Points
Each Guess	-1 Points