Mildred Hubble's world changes when a witch crashes into her balcony. She visits Cackle's Academy where she is amazed by everything - the magic, the potions, and that every student gets their own cat.

After she visits Cackle's Academy with her new witch friend Maud Spellbody, Mildred attempts to enrol by taking the magical exam.

Mildred learns that having a scaredy cat makes life at witching school tough - especially when Ethel Hallow is determined to see her fail.

Everyone's excited at the arrival of Enid, a young witch from the famous Nightshade family. Enid sees that Mildred is the local unwitting troublemaker and immediately latches onto her - it's the last thing Mildred needs.

Mildred is having fun jumping high into the air with Enid, using pirated magic to make the grass bouncy. Maud is getting fed up with Enid constantly distracting Mildred - Maud knows Mildred needs to knuckle down if she's going to stand a chance at the academy and can't bear the thought of losing her.

Miss Cackle isn't herself when the Great Wizard visits, leaving her job in jeopardy.

Mildred learns not to take shortcuts when a wisdom spell goes wrong.

Mildred goes on a hair-raising journey while looking into her magical heritage, meanwhile Ethel thinks she's queen bee when she grows a wart.

There is more than just the Spelling Bee at stake when Miss Hardbroom's rival comes to Cackle's Academy. Meanwhile, Maud and Enid try to help Tabby to catch mice but make things much worse.

Mildred learns about Cackle's history when she and Ethel accidently slip into the Cackle's of the past.

As the end of year exams loom, Miss Cackle’s secret is still weighing heavy on Mildred’s mind.

Agatha takes over the school, and without Mildred there, who will save the day?