Books by Keir Graff

Known for the Minerva Keen series, Keir Graff writes middle grade for ages 8–12, alongside 2 standalone books, exploring themes of fear & bravery, family & siblings, self-confidence & identity.

Series

Minerva Keen

1 book · Ages 8–12

Standalone Books

The Other Felix

Keir Graff

Felix faces school bullies by day and monsters by night until he meets a boy in his dreams who might hold the key to his

Ages 8–12

The Phantom Tower

Keir Graff

A mysterious thirteenth-floor button appears in the elevator, pulling twins Mal and Colm into a chilling parallel dimens

Ages 8–12

By Age Range

Ages 8–11

3 books

Ages 12–18

3 books