Books like National Geographic Kids Readers
National Geographic Kids
National Geographic Kids Readers is 32 pages, about 35 minutes at 250 words a minute.
8 books to read next
How long each takes
Dick and Jane 2.6 h 
Animals at Home 35 min 
Richard Scarry's Things to Know 31 min 
The Helmet 35 min 
Flat Stanley and the Haunted House 53 min 
Lucy's Journey 35 min 
Ring 59 min 
A Lion in the Meadow 31 min Bar height shows length. Estimated at 250 words a minute.