Killer Sudoku Puzzle Book for Adults: 100 MIXED LEVEL POCKET SIZE PUZZLES (Volume 4). Makes a great gift for teens and adults who love puzzles. (Paperback)

<p><b>Conquered Classic Sudoku and looking for a new challenge? </b></p><p><b>Killer Sudoku puzzles</b> are a great way to keep entertained, while also training your brain.</p><p>This collection of <b>100 POCKET SIZE MIXED LEVEL</b> Killer Sudoku takes our popular large size puzzles and presents them in a new handy size. Convenient to carry with you; on the commute, travelling, at the dentist's office, anywhere!</p><p>The puzzles will test your logic and puzzling skills. You must not only complete every row, column and 3x3 square with the digits 1 to 9, but also make sure the cages add up to the correct sum.</p><p>Makes a <b>great gift</b> for teens and adults who like puzzles that test their logic and sharpen their minds.</p><p><b>Killer Sudoku Puzzle Book Features: </b></p><li><b>100 MIXED level Killer Sudoku puzzles</b></li><li><b>2 Puzzles per page with plenty room for working </b></li><li><b>Table of unique digit combinations for cages supplied</b></li><li><b>Perfectly sized - 5.25" x 8"</b></li><li><b>Solutions provided</b></li>