Abstract：The Adventure of Huckleberry Finn is the masterpiece of well known critical realism literature founder Mark Twain. It’s considered as the greatest literary achievement America has yet produced. This book deeply attracts readers from one generation to another by its idiographic artistic enchantment. The humor style, Huck’s brave rebellious spirit, beautiful scene of the mighty Mississippi River, straightforward spirit of colony pioneer, and the mythos of seeking for freedom are all captivating to people without exception. Until now, most of the analyses on The Adventure of Huckleberry Finn are commonly in terms of social politics angle. But the analyses on Huck’s psychology are scarce. In any case the success of this book is most based on the full display of children’s psychology. There is vivid representative of children and it is portrayed successfully by accurately analyzing and full depicting of characters’ inward world. The relater of this story named Huck is innocent, adventurous and down to earth. He is a common child, but he has idiographic character. And it’s success base on the excellent delineation of children’s psychology to some degree. This thesis shows Mark Twain’s excellent techniques to fully display children’s psychology in The Adventure of Huckleberry Finn.  

Key words: Children’s Psychology; Display; Analysis