The Whispering Lake Ghosts: A Mystery about Sound

Be Prepared

Spy School the Graphic Novel

In Search of Fog Zombie: A Mystery about Matter

The Yucky Duck Rescue: A Mystery about Pollution

The Missing Cuckoo Clock: A Mystery about Gravity

Evil Spy School the Graphic Novel

The Werewolf Chase: A Mystery about Adaptations

Spy Camp the Graphic Novel

Great Space Case: A Mystery about Astronomy

BAGS (or a story thereof)

The Nighttime Cabin Thief: A Mystery about Light

Enola Holmes: The Graphic Novels: The Case of the Peculiar Pink Fan, The Case of the Cryptic Crinoline, and The Case of Baker Street Station

Out on a Limb: Book 2

Varmints