Books like The Detective Dog
Julia Donaldson, Sara Ogilvie
The Detective Dog is 32 pages, about 35 minutes at 250 words a minute.
12 books to read next
How long each takes
Dog Days 4.0 h 
The Garden of Abdul Gasazi 34 min 
Lassie Come-Home 4.4 h 
Goodnight Moon 35 min 
The Foot Book 35 min 
The Thieves of Ostia 3.3 h 
Go, Dog. Go! 1.2 h 
Harry the Dirty Dog 35 min 
Wacky Wednesday 53 min 
Dr. Seuss's Sleep Book 1.0 h 
Library Mouse 35 min 
I Am Not Going to Get Up Today! 53 min Bar height shows length. Estimated at 250 words a minute.