Still based on the Sudoku puzzle grid of 9x9 numbered squares - I'm starting to break the rules and ignore the strict placement and restriction of colour.

Still based on the Sudoku puzzle grid of 9x9 numbered squares - I'm starting to break the rules and ignore the strict placement and restriction of colour.

Still based on the Sudoku puzzle grid of 9x9 numbered squares - I'm starting to break the rules and ignore the strict placement and restriction of colour.

Still based on the Sudoku puzzle grid of 9x9 numbered squares - I'm starting to break the rules and ignore the strict placement and restriction of colour.

Based on the Sudoku puzzle grid of 9x9 numbered squares - I have given each square a colour. Following the rules, the nine colours can appear once on each row (horizontal and vertical).

Based on the Sudoku puzzle grid of 9x9 numbered squares - I have given each square a colour. Following the rules, the nine colours can appear once on each row (horizontal and vertical).

Based on the Sudoku puzzle grid of 9x9 numbered squares - I have given each square a colour. Following the rules, the nine colours can appear once on each row (horizontal and vertical).

Based on the Sudoku puzzle grid of 9x9 numbered squares - I have given each square a colour. Following the rules, the nine colours can appear once on each row (horizontal and vertical).