Books like Racso and the Rats of NIMH
Jane Leslie Conly
Racso and the Rats of NIMH is 278 pages, about 5 hours 6 minutes at 250 words a minute.
8 books to read next
How long each takes
The Tale of Despereaux 4.9 h 
Mrs. Frisby and the Rats of Nimh 4.4 h 
A Cheese-Colored Camper 2.3 h 
The Wild, Wild West 2.4 h 
Watch Your Whiskers, Stilton! 2.4 h 
The Tale of Samuel Whiskers, or, The Roly-poly Pudding 1.3 h 
Doughnut Danger 50 min 
Polpette Di Supertopo Per Il T-Rex 3.5 h Bar height shows length. Estimated at 250 words a minute.