Books like Babysitters on Board!
Ann M. Martin
Babysitters on Board! is 199 pages, about 3 hours 39 minutes at 250 words a minute.
8 books to read next
How long each takes
Claudia and Mean Janine 3.2 h 
Kristy's Great Idea 3.4 h 
Just Me and My Babysitter 26 min 
The Baby-Sitters Club 35 min 
Boy-crazy Stacey 3.2 h 
Fancy Nancy and the Sensational Babysitter 26 min 
Boys Against Girls #17 1.9 h 
Navaeh Seadooll 2.7 h Bar height shows length. Estimated at 250 words a minute.