Books like The Lost Years of Merlin
T. A. Barron
The Lost Years of Merlin is 315 pages, about 5 hours 47 minutes at 250 words a minute.
12 books to read next
How long each takes
Return of the Indian 3.5 h 
The House on the Cliff 3.5 h 
Spirit Wolf 4.1 h 
The Magician's Nephew 3.5 h 
13 Words 42 min 
Lemony Snicket 4.0 h 
The Tombs of Atuan 3.2 h 
The Wizardology Handbook 1.5 h 
Magic Kingdom For Sale/Sold! 6.5 h 
The Ring of Solomon 8.2 h 
Wizardology 35 min 
The Other Wind 5.0 h Bar height shows length. Estimated at 250 words a minute.