Books like Murder on the Blackboard
Stuart Palmer
Murder on the Blackboard is 185 pages, about 3 hours 24 minutes at 250 words a minute.
12 books to read next
How long each takes
Tampa 5.0 h 
So Long a Letter 2.2 h 
Villette, a Novel 9.9 h 
The Prime of Miss Jean Brodie 3.0 h 
Under the Greenwood Tree or, The Mellstock Quire 4.1 h 
Perfect 11.0 h 
Misconduct 7.1 h 
Christy 9.1 h 
The Professor 5.5 h 
An Unwilling Bride 6.5 h 
Simply Love 7.9 h 
Coming to Birth 3.2 h Bar height shows length. Estimated at 250 words a minute.