Books like The Lion, the Witch and the Wardrobe
Jennifer Frantz, J. Frantz
The Lion, the Witch and the Wardrobe is 32 pages, about 35 minutes at 250 words a minute.
7 books to read next
How long each takes
The Magician's Nephew 3.5 h 
Prince Caspian 4.0 h 
The Last Battle 3.5 h 
The Voyage of the Dawn Treader 4.4 h 
C.S. Lewis Letters to Children 2.2 h 
The Return to Narnia 35 min 
C.S. Lewis's The Chronicles of Narnia 4.3 h Bar height shows length. Estimated at 250 words a minute.