top 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.

top 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.

top 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.

top 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).

top 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).

top 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).

top 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).

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