Books like Clifford The Small Red Puppy
Norman Bridwell
Clifford The Small Red Puppy is 32 pages, about 35 minutes at 250 words a minute.
10 books to read next
How long each takes
Clifford 1.2 h 
Where's Spot? 22 min 
Biscuit's Big Friend 32 min 
Hymns in Prose for Children 47 min 
I'm Going to Read (Level 2): Good Dog, Rover 35 min 
Chester 1.2 h 
Biscuit's Day at the Farm 35 min 
Sleepy Dog 35 min 
Biscuit's Christmas Storybook Collection 3.5 h 
Biscuit and the Baby 35 min Bar height shows length. Estimated at 250 words a minute.