One of the prospective students at the Witches Academy loses her eyeglasses a...
The Worst Witch
Season 1 Episode 1: Selection Day: Part One
One of the prospective students at the Witches Academy loses her eyeglasses and accidentally bumps into Mildred. She needs Mildred's help to get to the academy. Mildred also takes the exam, fails, but helps everybody survive the day.