Ellen Pack

Sudoku Puzzle Book of Fun Ellen Pack

A delightful collection of 150 brain challenging puzzles, ranging from easy to more difficult levels. Complete instructions are included, with detailed picture examples. Each book contains: 20 Sudoku Puzzles - Easy level 30 Sudoku Puzzles - Moderate difficulty 30 Sudoku Puzzles - Moderately Hard 40 Sudoku Puzzles - Hard level 30 Killer Sudoku Puzzles - Extreme difficulty; worksheets included to help solve Killer puzzlesThis collection is ideal for the whole family. While you are having fun solving the puzzles, your brain is being exercised, too. This helps to improve memory, logic skills, and concentration.