Books like The Mystery at the Dog Show
Gertrude Chandler Warner, Warner Books, Charles Tang
The Mystery at the Dog Show is 125 pages, about 2 hours 18 minutes at 250 words a minute.
12 books to read next
How long each takes
Into the Gauntlet 5.7 h 
Ginger Pye 5.6 h 
Tales of a Fourth Grade Nothing 2.2 h 
Dark Places 6.8 h 
The Maze of Bones 4.1 h 
The Viper's Nest 3.2 h 
Curious George 23 min 
Wish 4.2 h 
Eight Cousins 4.7 h 
The Heaven Shop 3.8 h 
Under the Lilacs 5.2 h 
Five Little Peppers and How They Grew 4.4 h Bar height shows length. Estimated at 250 words a minute.