Books like Messenger
Lois Lowry, David Morse, Fikret Topalli
Messenger is 175 pages, about 3 hours 13 minutes at 250 words a minute.
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How long each takes
Heir Apparent 5.8 h 
Midnight on the Moon 1.4 h 
Nyxia 7.3 h 
Jonathan Livingston Seagull 1.8 h 
Hawking's Hallway 6.8 h 
Strega Nona 35 min 
Homeless Bird 3.6 h 
Feed 5.5 h 
Unwind 6.5 h 
Among the Hidden 2.9 h 
The Death Cure 6.6 h 
Pandemonium 7.3 h Bar height shows length. Estimated at 250 words a minute.