Welcome to this this new "Adult Brain Exercises -The Math Puzzle ...The Unique Math Puzzle Book for Adults Brain Exercise - A Brain Workout Book for Adults with Lots of Brain Teasers for the Total Brain Workout " Without doubt, in this book you will have access to a collection of over 100 Math Puzzles and Brainteasers put together for total brain workout of Adults and teens alike. Yes, this is a collection of over 100 number block math puzzles, but let me upfront with you here, there are some in this collection that will test you as in the challenge level Well, this way, we have a book for all puzzlers of all ages and abilities And by that I mean, anyone from middle school age up, can enjoy many of the puzzles in this book. And lets I forget, please note that the answers for all puzzles can be found at the back of the book. This book is recommended for kids ages 8 and up who like a bit of logic challenges... yes, as in the case of adults who like some math challenge to while away time too while exercising the brain Now, go ahead, get a copy... start solving the puzzles. Enjoy