500 smart riddles for every day

This book is an indispensable assistant in training and the development of mental abilities, non-standard thinking, intelligence and logic - will be the best gift for those who are used to spending time with benefit. There are 500 most interesting mysteries, fascinating mathematical and logical tasks, funny issues that will enjoy both children and adults. Outlooking a free minute - spend time with benefits: Decide the riddles themselves, and then overlook relatives and friends - arrange a cheerful quiz.
At the end of the book (for self-control), there are answers to all riddles. And thanks to a convenient format with a rope - a book will find a place everywhere and will always be at hand!