What is the third book in the Lion the Witch and the Wardrobe series?
That depends on if you read them in the order they were published or in the order that the stories take place. When they were first released they were numbered according to when they were published Published Order: Book 1 : The Lion, the witch, and the wardrobe Book 2: Prince Caspian Book 3: Voyage of the Dawn Treader Book 4: The Silver Chair Book 5: The Horse and His Boy Book 6: The Magician’s Nephew Book 7: The Last Battle When the books were reprinted the publisher decided to re-number them according to the timeline or year that the story happens in (Narnia Time).