Mark Twain 
Oxford Children’s Classics: The Adventures of Tom Sawyer [PDF ebook] 

This Oxford Children’s Classic features an introduction by Candy Gourlay and other bonus material including insights for readers, facts, activities, and more . . .Tom Sawyer is energetic, imaginative, and full of playful mischief. He creates quite a stir when he moves to a small village on the Mississippi River to stay with his Aunt Polly. But when Tom witnesses a murder, he finds himself in serious trouble.