Summer term has started at Miss Cackle's Academy, and somehow the disaster-prone Mildred has made it to Year Four.

Even though everyone knows her as the Worst Witch in the School, she's secretly set her sights on winning the school's highest honour.

Yes, Mildred wants to be Head Girl!

Can she stay out of trouble and prove to everyone that even the worst witch can turn her fortunes around?
Not if her arch-enemy Ethel Hallow has anything to do with it...

'The Worst Witch is back - and it's as subtly feminist as ever' - New Statesman