Lovable but disaster-prone Mildred Hubble is possibly the worst witch ever to go to Miss Cackle's Academy for Witches . . . A new term spells disaster for Mildred! After a disastrous first year, Mildred is determined to lose her embarrassing reputation as the worst witch Miss Cackle's Academy has ever seen - but things rapidly get out of hand when her arch-enemy Ethel turns her into a frog... A Bad Spell for the Worst Witch is the third of Jill Murphy's much-loved The Worst Witch series, the original story of a magical boarding school, perfect for readers aged 5 -9.