Books like The Witches of Worm
Zilpha Keatley Snyder
The Witches of Worm is 183 pages, about 3 hours 21 minutes at 250 words a minute.
12 books to read next
How long each takes
Half Wild 7.0 h 
Witch Water 3.3 h 
No More Magic 2.5 h 
Sabrina, the Teenage Witch 33 min 
Conrad's Fate 6.7 h 
Spellbound 3.5 h 
My Father's Dragon 1.5 h 
The Pinhoe Egg 9.2 h 
Shamrock Shenanigans 2.9 h 
Remember Me 4.4 h 
Salem on Trial 3.0 h 
Spying Eyes 2.9 h Bar height shows length. Estimated at 250 words a minute.