Books like Upstairs Mouse, Downstairs Mole
Wong Herbert Yee
Upstairs Mouse, Downstairs Mole is 48 pages, about 53 minutes at 250 words a minute.
8 books to read next
How long each takes
Stuart Little 2.6 h 
Attack of the Bandit Cats 2.2 h 
Geronimo Cerca Casa 2.4 h 
Halloween Mice! 35 min 
The Biggest Snowman Ever 36 min 
The Complete Brambly Hedge 4.6 h 
Small Pig 1.2 h 
Seven Strange and Ghostly Tales 2.6 h Bar height shows length. Estimated at 250 words a minute.