One of my childhood favourites… everytime I read this it gets better.

• The Magician’s Nephew by C.S. Lewis (Chronicles of Narnia #1)
  
• The Lion, the Witch and the Wardrobe by C.S. Lewis (Chronicles of Narnia #2)
  
• The Horse and his Boy by C.S. Lewis (Chronicles of Narnia #3)
  
• Prince Caspian by C.S. Lewis (Chronicles of Narnia #4)
• The Voyage of the Dawn Treader by C.S. Lewis (Chronicles of Narnia #5)
• The Silver Chair by C.S. Lewis (Chronicles of Narnia #6)