The Adventures of Tom Sawyer by Mark Twain is an 1876 novel about a young boy growing up along the Mississippi River. It is set in the 1840s in the fictional town of St. Petersburg, inspired by Hannibal, Missouri, where Twain lived as a boy. In the novel Tom Sawyer has several adventures, often with his friend, Huckleberry Finn. Originally a commercial failure, the book ended up being the best selling of any of Twain's works during his lifetime.

The Adventures of Tom Sawyer is overshadowed by its sequel, Adventures of Huckleberry Finn, the book is considered a masterpiece of American literature, and was one of the first novels to be written on a typewriter.

Among the most significant works by Mark Twain: "On the Decay of the Art of Lying", "The Gilded Age: A Tale of Today", "The Prince and the Pauper", "A Connecticut Yankee in King Arthur's Court", "The American Claimant", "Pudd'nhead Wilson", "Personal Recollections of Joan of Arc", "A Horse's Tale", "The Mysterious Stranger", "The Adventures of Tom Sawyer", "Adventures of Huckleberry Finn", "Tom Sawyer Abroad", "Tom Sawyer, Detective", "Schoolhouse Hill", "The Mysterious Stranger", "Huck Finn and Tom Sawyer among the Indians", "Huck Finn", "Tom Sawyer's Conspiracy",  "Tom Sawyer's Gang Plans a Naval Battle".