Involves navigating a complex stone template or grid found in an abandoned tower room.
A second riddle or grid that the girls must solve quickly. [S4E1] The Three Impossibilities
The "Three Impossibilities" are a set of tasks left by the very first Miss Cackle. According to legend, completing them undoes any spells cast on that day. Involves navigating a complex stone template or grid
The episode begins with Mildred Hubble and her friends returning to Cackle's Academy. After a botched potions experiment, Mildred's appearance is permanently transformed into a girl named . To reverse the spell before sunset, she must find and complete three legendary "impossible" challenges. The Three Challenges According to legend, completing them undoes any spells
Disguised as "Ursula Catnip" (played by Lydia Page, replacing Bella Ramsey), she struggles with her new identity while trying to fix her mistake.
is the first episode of the fourth series (season) of the 2017 TV adaptation of The Worst Witch . It originally aired on CBBC in January 2020. Story Overview
This final challenge is originally unreadable and ruined on the stone wall, forcing Mildred to use her ingenuity to figure it out before time runs out. Key Characters & Plot Points