


Definitions
 Grid
 The 81 space area; nine spaces across by nine spaces down, subdivided into nine (3x3) Regions
 Space
 The area reserved for a single digit
 Numbers
 Nine single Aramaic digits
 Column
 The vertical line of nine digits
 Row
 The horizontal line of nine digits
 Region
 The 3 x 3 squares within the grid
 Clues
 The numbers that are written in the grid
 Potential Numbers
 All of the numbers not in the line
 Candidates
 Those potential numbers that are not in conflict in the cross line or Region and may reasonably become Definite
 Definite
 Once all other Candidates have been eliminated, the single remaining Candidate becomes Definite

The twodimensional Sudoku puzzle is played in a grid of 81 spaces. Anywhere from 20 to 40 clues of numbers are written in while the remaining spaces are blank. The player must fill in the blank spaces by deductive reasoning.
In Kakuro, there is no set number of spaces in the Grid.
There is only ONE correct solution to each Sudoku and Kakuro puzzle.



