Lily Burning: Lily's Story, Book 1

Fantastic new heroine? Check. Villain from the past? Check. Explosives? Check. Prank? Check.James, did you infiltrate my checklist again? Sorry, Lily here. My brother just can't write properly. Brilliant young witch Lily, along with cousins Rose and Hugo, and brothers Albus and James must figure out a tricky puzzle in order to escape from the most powerful witch of all time.