Jim Henson Pictures and Warner Bros. Pictures are to adapt the 2001 children's book
The Witch's Children which is written by the British team of Ursula Jones and illustrator Russell Ayto, according to Variety.
First published in the U.S. in 2003 by Henry Holt,
The Witch's Children started out a simple picture book about some misadventures caused when the magic of several witches-in-training goes off half-cocked.