Books like The Witches' Supermarket
Susan Meddaugh
The Witches' Supermarket is 32 pages, about 35 minutes at 250 words a minute.
12 books to read next
How long each takes
Big Pumpkin 35 min 
A Woggle of Witches 32 min 
Two Little Witches 29 min 
The House with a Clock in Its Walls 3.3 h 
The Worst Witch 2.0 h 
No More Magic 2.5 h 
Piggie Pie! 35 min 
Clifford's First Halloween 35 min 
Scary Godmother 53 min 
Summer of Fear 4.0 h 
Half Wild 7.0 h 
Book of Shadows 3.4 h Bar height shows length. Estimated at 250 words a minute.