The new book by St. Petersburg prose writer Vladimir Kornev, “Letter to a Yellow Submarine,” is the original author’s first experience in the genre of children’s literature, as well as in the small art form. The collection includes short stories and a novella. All these are funny, exciting episodes from the childhood of the main character of the debut mystery novel by the writer “What the French Are Silent About” - Tillim Papaleksiev. The young reader, together with the main character, schoolboy Tillim, will learn to distinguish good from evil, sincerity and naturalness from deception and meanness, and will learn the value of real friendship and the first pure and romantic feeling. He will also get acquainted with the original way of learning English, and with the help of the real legendary musicians of the great group “The Beatles”, he will be transported on a flying submarine to a magical Wonderland, where all dreams come true. The adventure-detective plot of the story and a certain amount of mysticism are a characteristic feature of the entire work of Vladimir Kornev, will certainly arouse interest in his book not only among teenagers, but also among parents who have not yet forgotten that they themselves come from childhood.