V nastoyaschij sbornik voshli materialy iz raznyh knig YA. I. Perel'mana. avtorom ili sostavitelem kotoryh on byl. YUnyj chitatel' najdet zdes' nemalo interesnyh opytov i zadach iz oblasti fiziki, matematiki, geometrii i drugie nauchnye razvlecheniya, kotorymi on smozhet zanyat'sya v svobodnye ot urokov chasy. Eti zhe materialy uspeshno mozhet ispol'zovat' i pionervozhatyj v svoej rabote s det'mi. V tekste proizvedeny neobhodimye sokrascheniya i sdelany redaktsionnye popravki. This book, "Zanimatel'nye zadachi i opyty," by YA.I. Perel'man, is a replication of a book originally published before 1959. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.
Yakov Isidorovich Perelman (Russian: Яков Исидорович Перельман; December 4, 1882 – March 16, 1942) was a Russian and Soviet science writer and author of many popular science books, including Physics Can Be Fun and Mathematics Can Be Fun (both translated from Russian into English).
This book describing some interesting mathematical theorems in really fun and farytail stories that involve reader to catch this book and finish with invistigation.