Mega sudoku 16x16 - medium - volume 31 - 276 puzzles (Createspace Independent Publishing Platform)

Sudoku is a fun and addicting logic puzzle game that has taken the world aby storm. This book is ideal if you love to play classic Sudoku 9x9 but you want a much bigger challenge. This book is for you if you already know how to solve Mega Sudoku 16x16 pu