Super Large Sudoku Author:James Riley From the bestselling author of Super Sudoku Books 1 & 2 and Super Easy Sudoku comes more puzzles and more space to work all of your solutions.Included: Sudoku Sums: Two-cell sum clues and regular Sudoku number clues add up to hours of fun. Dual Sudoku: Two Sudoku puzzles share one overlapping square adding an extra layer of challenge to the pu... more »zzle. Also included: Traditional Sudoku puzzles, definition of terms, history of Sudoku, sample puzzles and solving strategies and a solutions section.With over 300 puzzles to choose from, Sudoku puzzlers will have hours of fun.« less