Entertaining algebra. Perelman Ya.

Sometimes it seems that Algebra is a wonderful, incomprehensible beast that strives to bite and leave traces in the form of stakes and doubles in the diary? It's not like that at all! Algebra and not a beast at all, but a very exciting science. Another thing is that not everyone can tell about her as exciting as Yakov Isidorovich Perelman, a mathematician and the famous popularizer of science. With him we will go on an amazing “algebrai” journey: we will become scouts, get acquainted with lovers of puzzles from ancient India, learn the secret to burning fire and fly to the moon.

for a wide range of readers.