Key Hunters: The Mysterious Moonstone

A Secret Library, a Hidden Key, and a Mystery to Solve!

When best friends Cleo and Evan discover a secret library hidden in their school, they unlock far more than books. Inside, they find themselves pulled straight into the story — and the only way out is to find the hidden key. In The Mysterious Moonstone, the pair land in a world of pirates, treasure, and high-seas adventure. Can they find the key before time runs out?

Key Hunters: The Mysterious Moonstone is the action-packed first book in Eric Luper's Key Hunters series — a brilliantly gripping early chapter book series that gets reluctant readers hooked from the very first page. With short chapters, non-stop adventure, and a brand-new story world in every book, it's the perfect series for children who are ready to dive into reading.

Why Young Readers Love Key Hunters

• Book 1 of the fast-paced, hugely popular Key Hunters series by Eric Luper
• Perfect for readers aged 6–9, including reluctant and newly independent readers
• Short chapters and non-stop action keep pages turning from start to finish
• A fresh adventure genre in every book — pirates, mysteries, fantasy, and more
• A brilliant series for children who love stories within stories

Rent Key Hunters: The Mysterious Moonstone from BookJoy and unlock the adventure — if you dare.