Books like The Wailing Siren Mystery
Carolyn Keene
The Wailing Siren Mystery is 177 pages, about 3 hours 15 minutes at 250 words a minute.
9 books to read next
How long each takes
Nate the Great and the Hungry Book Club 1.1 h 
Houseboat Mystery 2.4 h 
The Bobbsey Twins on a Houseboat 2.9 h 
A Matter of Choice 4.7 h 
Mad House 1.8 h 
High Stakes 4.1 h 
The Ocean of Osyria 1.8 h 
The Deadliest Stunt 2.1 h 
The Hardy Boys and Nancy Drew Meet Dracula 2.9 h Bar height shows length. Estimated at 250 words a minute.