[s4e1] The Three: Impossibilities

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

Involves navigating a complex stone template or grid found in an abandoned tower room. [S4E1] The Three Impossibilities

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 is the first episode of the fourth series

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. This final challenge is originally unreadable and ruined

A second riddle or grid that the girls must solve quickly.

If Mildred fails to complete the challenges by dusk, the transformation spell becomes permanent, and her old self will be gone forever.