This book contains brilliant stories by Jack London, a writer who praised the wrestling spirit, willpower, resilience and will to live. Even those who do not yet know English very well will be able to read them. Each page of the text is given a dictionary of the most necessary words and brief grammatical comments. With their help, readers will easily follow the plot and will not notice for themselves how they will master many new words and stable expressions, learn to use grammatical constructions more confidently and get to the final without any problems. The book is intended for those who study English at a continuing level and strive to improve it.