2. The Chronicles of Narnia: The Lion, The Witch, and The Wardrobe
Author: C.S. Lewis
Copies sold: 85 million
Published for the first time in 1950, this story gained even more popularity after its film adaptation in 2005. The adventures of orphans Peter, Susan, Edmund, and Lucy Pevensie that discover the magical land of Narnia by entering the back of a wardrobe is more than enchanting. The book teaches children the value of justice, as the characters unite forces with lion Aslan in order to free Narnia’s inhabitants of the White Witch’s power.