Books like Radiance of Tomorrow
Ishmael Beah
Radiance of Tomorrow is 242 pages, about 4 hours 26 minutes at 250 words a minute.
12 books to read next
How long each takes
Pachinko 9.4 h 
Human Acts 4.0 h 
Small Country 4.0 h 
Kintu 8.1 h 
A Woman Is No Man 6.5 h 
Americanah 11.0 h 
The Silence of the Girls 5.8 h 
There There 5.6 h 
Laurus 7.0 h 
Exit West 4.2 h 
The Song of Achilles 7.1 h 
The First Man in Rome 19.4 h Bar height shows length. Estimated at 250 words a minute.