Bella Ramsey has stunned the audience with her ... Ramsey portrays the role of a 14 year old Mildred Hubble. The actress' performance in the film is heartwarming and loved by the critics.

Actor Bella Ramsey as the Worst Witch's Mildred Hubble get your class up and moving with this song and movement routine about calculating percentages. Mr P wants to get your class to their feet ...