12 x 12 Sudoku
Enjoy a brilliant collection of 50 12 x 12 Sudoku puzzles with varying levels of difficulty in each downloadable PDF.
Place the digits 1-9 and letters A-C in each empty cell so that each row, each column and each 4x3 block contains all the digits from 1-9 and letters from A-C. There are four levels of difficulty: mild, medium, tricky and extreme!
Available only as a PDF download to print out at home. Immediate access via order confirmation email.
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