Worst Witch, The #6 To the RescueAuthor: Jill Murphy Age: 7 9 English The Worst Witch to the Rescue by Jill Murphy is a classic Worst Witch adventure starring lovable but accident prone Mildred Hubble.'It isn't actually a known spell. I sort of made it up myself.'Mildred Hubble always tries her best, but her spells never seem to go right. She may be the worst witch at Miss Cackle's Academy for Witches, but she's the best friend you could ever have. Millions of readers love her and so