Christopher Monckton invented the best-selling, GBP1-million Eternity puzzle and has sold 500,000 puzzles worldwide. He is the creator of Sudoku X, a development of the worldwide phenomenon Sudoku, for which he owns the copyright.
Why shouldn't the kids have some Sudoku X fun, too? Christopher Monckton's 6x6 Sudoku X puzzles, which appear ever... MoreJunior Sudoku X
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