Logic Puzzles For Adults: Calcudoku 7x7 - 200 Logic Puzzles with Answers (Paperback) (ISBN-13: 9781980674474)

Do you love solving various kinds of puzzles?

This book is a great way for you to spend a few hours in deep concentration, working out complex and fun puzzles and conundrums.

CalcuDoku is a mathematical and logical puzzle loosely similar to sudoku. It was invented by a Japanese mathematics teacher Tetsuya Miyamoto.

The book comes complete with the solutions at the back, so you'll always know if you got it right, or can find the solution if you are really stuck for the answer.

Get a copy and test yourself with these exciting and interesting brainteasers!