Books like The Island at the End of Everything
Kiran Millwood Hargrave
The Island at the End of Everything is 243 pages, about 4 hours 27 minutes at 250 words a minute.
8 books to read next
How long each takes
Molly Moon's Incredible Book of Hypnotism 6.5 h 
Nellie's Promise 1.6 h 
The Book of Lies 6.6 h 
A Snicker of Magic 5.9 h 
Hurricane Child 4.2 h 
The Parker Inheritance 6.1 h 
How to Make a Wish 6.5 h 
The Long Secret 5.1 h Bar height shows length. Estimated at 250 words a minute.