"The Adventures of Tom Sawyer" is a novel written by Mark Twain (the pen name of Samuel Langhorne Clemens). The book was first published in 1876 and is set in the fictional town of St. Petersburg, inspired by Twain's own experiences growing up in the town of Hannibal, Missouri, along the Mississippi River. The novel follows the adventures of a young boy named Tom Sawyer. Tom is mischievous, imaginative, and often rebellious, and the story revolves around his escapades and experiences. Some of the key elements of the book include Tom's relationships with his Aunt Polly and his half-brother Sid, his friendship with Huckleberry Finn, and his infatuation with a girl named Becky Thatcher.

"The Adventures of Tom Sawyer" is considered a classic of American literature and is widely read in schools.