Books like When the Bough Breaks
Jonathan Kellerman
When the Bough Breaks is 351 pages, about 6 hours 26 minutes at 250 words a minute.
12 books to read next
How long each takes
Long Lost 7.0 h 
Tilly 7.2 h 
A Caribbean Mystery 4.1 h 
If Tomorrow Comes 7.6 h 
The Man from St. Petersburg 6.3 h 
Sidney Sheldon's The Silent Widow 8.0 h 
Penmarric 12.9 h 
Tobacco Road 3.5 h 
Kate Hannigan 5.2 h 
The Wayward Bus 5.0 h 
The Secret Pilgrim 6.5 h 
Overload 8.8 h Bar height shows length. Estimated at 250 words a minute.