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.
Mildred begins the new school term bursting with confidence. Her skills are tested when she attempts to win a flying competition with a very special prize.
Not everyone is excited to hear that Mildred's mother is a new teacher at school. However, some students are willing to give the non magical mother a chance.
In a Red Nose Day special, characters from across CBBC and CBeebies visit Cackle's Academy to try and make Miss Hardbroom laugh. Can Mr Tumble or any of the CBBC stars succeed?