This Book contains 200 Heyawake puzzles of varying difficulty with solutions for each at the back of the book. There are also instructions and an example to get you started. A perfect diversion for travelling or when on holiday sitting on the beach or by the pool or just to stretch your mind during a break at work. A bit of brain training to keep you alert. A good introduction to Heyawake puzzles for adults and teens if you fancy trying something different or a gift for an ardent puzzler you may know.