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This third volume of 16x16 Sudoku puzzles from best-selling Sudoku author Dr Gareth Moore offers another 50 large and attractive puzzles presented with full rotational, horizontal and vertical symmetry in the given numbers. Designed to be fun rather than frustrating, each puzzle has a guaranteed logical solution which does not require lots of pencilmarks to be made. Just place 1 to 9 and A to G into each of the 16 rows, columns and 4x4 boxes. Printed on large paper, there's plenty of room to solve these puzzles.