When Oliver (Olly) Appleton’s grandfather dies in a suspicious accident, his family decides to move to Littleton, Massachusetts, to care for the family estate. Once there, they discover they need to protect their land from a greedy mall developer, Henry Dalton. Sitting atop Oak Hill, the estat...
Olly Appleton thought he had learned all of his grandfather’s secrets, the ones his grandfather died protecting. Those secrets involved hand-drawn maps, special keys, hidden tunnels, and the Spores—friendly and fantastical mushroom creatures living under his home on Oak Hill. With his friend E...