The Witch's Children Go to School

In this third electrifying title, the witch's children's friend, Gemma, is scared about her first day at school. So, the Little One turns her into an ogre to give her courage . . . but ogres don't fit in at school. Never mind. The Little One has a solution - to turn the whle school into a storybook, which is a good place for an ogre. The trouble is, the witch's children are very good at doing spells but not so good at undoing them. . . who can help?