Books like But Not the Hippopotamus
Sandra Boynton
But Not the Hippopotamus is 14 pages, about 15 minutes at 250 words a minute.
12 books to read next
How long each takes
Ten, Nine, Eight 26 min 
Ten Apples Up on Top 1.2 h 
If I Ran the Circus 1.2 h 
Come Over to My House 1.2 h 
The Night Before Christmas 34 min 
All the World 44 min 
Silly Sally 35 min 
Mall, the 3.2 h 
Jamberry 35 min 
Time for Bed 33 min 
Goodnight Moon 35 min 
Is Your Mama a Llama 35 min Bar height shows length. Estimated at 250 words a minute.