Books like Counting by 7S
Holly Goldberg Sloan
Counting by 7S is 351 pages, about 6 hours 26 minutes at 250 words a minute.
12 books to read next
How long each takes
You Don't Know Me 5.0 h 
Eighth Grade Bites 3.4 h 
The Unbecoming of Mara Dyer 8.5 h 
Autoboyography 7.6 h 
Anything but Typical 3.7 h 
Abandon 5.6 h 
One Of Us Is Lying 6.6 h 
Diary of a Wimpy Kid 4.1 h 
Ninth Grade Slays 5.3 h 
Eleventh Grade Burns 5.7 h 
Tenth Grade Bleeds 5.5 h 
Speak 4.0 h Bar height shows length. Estimated at 250 words a minute.