Helen Peters ; illustrated by Ellie Snowdon. Helen Ward ; illustrated by Wayne Anderson. Helen Martin ; illustrated by Anil Tortop. Helen Salter ; illustrated by Monique Dong. Helen Cresswell ; illustrated by Aafke Brouwer. Helen Ketteman ; illustrated by Will Terry. Helen Dunmore ; illustrated by Simone Lia. Helen Moss ; illustrated by Leo Hartas. Terry Deary ; illustrated by Helen Flook. David Orme ; illustrated by Mike Gordon.