Books like Walter, the Farting Dog
William Kotzwinkle, Glenn Murray
Walter, the Farting Dog is 32 pages, about 35 minutes at 250 words a minute.
12 books to read next
How long each takes
Wiggles 35 min 
David Goes to School 35 min 
Henry Huggins 2.9 h 
This Book Just Ate My Dog! 37 min 
Harry the Dirty Dog 35 min 
Mrs. Frisby and the Rats of Nimh 4.4 h 
Good Dog, Carl 39 min 
Almost Everybody Farts 32 min 
Cat and a Dog 23 min 
The Dog 11 min 
Shadow 4.2 h 
Black Dog 28 min Bar height shows length. Estimated at 250 words a minute.