Dartmoor (England) -- Juvenile fiction

Nona and her uncle travel everywhere together, replacing stained-glass windows in war-torn buildings throughout England. One day a mysterious commission takes them to the lonely moors of Dartmoor, where a wild and powerful magic threatens everything that Nona holds dear. Can she find the courage ...

Daisy and Liberty are two bored sisters living in The-Middle-of-Nowhere, Dartmoor. The most adventure they ever have is riding their BMX bikes around the local abandoned quarry, until one day they come across a mysterious creature, and their world turns upside down.