Books like Killing Mr. Griffin
Lois Duncan
Killing Mr. Griffin is 243 pages, about 4 hours 27 minutes at 250 words a minute.
12 books to read next
How long each takes
Monday's Not Coming 8.3 h 
The Female of the Species 6.8 h 
The Party 4.0 h 
The Perks of Being a Wallflower 4.2 h 
Dangerous Lies 7.0 h 
The Fire 3.6 h 
None of the Above 6.2 h 
Gossip Girl 3.8 h 
Snow 3.7 h 
Broken Prince 6.8 h 
Martyn Pig 4.4 h 
The Kissing Booth 8.1 h Bar height shows length. Estimated at 250 words a minute.