Not Just a Witch- Eva Ibbotson

‘So your spell changed Basil into a bulldog?' gasped Daniel. ‘Yes,' said Heckie. ‘I adore bulldogs.' Heckie is a good witch who wants to make the world a better place. So, with her Toe of Transformation and her Knuckle of Power she turns unpleasant people into animals. But to her surprise, Basil's parents want their son back...