This book contains 60 gigantic 25x25 Sudoku. Place numbers from 1 to 25 in each column, row and region. The challenge is dantesque but the reward of solving it is infinite
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.