Pack of ten 9x9 Sudoku puzzles at a very tough level of difficulty.
Puzzle numbers: Einstein 172, 173, 174, 175, 176, 177, 178, 179, 180 and 181
To solve a Sudoku puzzle, every number from 1 to 9 must appear in:
Each of the nine vertical columns Each of the nine horizontal rows Each of the nine 3 x 3 blocks
Remember no number can occur more than once in any row, column or 3x3 block.
Permitted use: Single non-exclusive use of the puzzle in a single publication. Lovatts Media retains full copyright of all material.
Files provided: Blank puzzle grid for each of ten Sudoku puzzles in pdf and eps formats - PX_Sudoku_LevelX_xxxx_PUZ.pdf and PX_Sudoku_LevelX_xxxx_PUZ.eps Puzzle solution grid for each of ten Sudoku puzzles in pdf and eps formats - PX_Sudoku_LevelX_xxxx_SOL.pdf and PX_Sudoku_LevelX_xxxx_SOL.eps
Delivery: Direct Download Now link appears when your payment is processed. You will receive two emails, an Order Confirmation email containing invoice details and a separate email including the download links.