Books in the Skeleton Keys series

Luna is the only one to mourn her grandfather's death - the rest of her family couldn't be happier to see the back of the old miser. Then her family start to disappear... Luna's sure it's her grandfather haunting them from beyond the grave but Skeleton Keys is convinced it's the work of a mysterious unimaginary.

When troublesome unimaginary Wordy Gerdy uses her ghostly pen to write Skeleton Keys' precious keys out of existence, he has to follow her into the past to restore them. But her pen is now in the hands of notorious thief Gap-tooth Jack...

Ben can't believe it when his imaginary friend the Gorblimey becomes unimaginary. But strange things happen when imaginations run wild...

When shapeless unimaginary, the Nobody, turns the villagers of Matching Trousers into zombie-like nobodies, not even Skeleton Keys can help. Can Flynn Twist become the hero of his imagination and save the day?

When Skeleton Keys discovers newly unimagined Lucky all alone, he's determined to reunite the creature with the boy who imagined him. The search leads them into the Kingdom - a hidden world for unimaginaries - but can they find Stanley before his wild imaginings reduce the Kingdom to rubble?