Discovery in Great Sand Dunes National Park: A Mystery Adventure

I'm 5. I Can Do It.

The Sting of the Scorpion

Scooby-doo Video Tie-in 8x8

Evil Spy School

Doublecross Mission Hindenburg

InvestiGators: Off the Hook

The Mystery of the Kidnapped Whale

National Park Mystery Series

A thrilling mystery set in the heart of the Rocky Mountain National Park, where a group of young adventurers uncover clues that lead them to an ancient secret. As they navigate the rugged wilderness, they must learn to work together to solve the challenging puzzles that stand between them and the discovery of a lifetime.

Discover Your Child's Next Read

Discovery in Great Sand Dunes National Park: A Mystery Adventure

Aaron Hartzler, Johnson Aaron, 2022

I'm 5. I Can Do It.

Johnson Aaron, Regina Stallworth, Candice Gardemal, 2023

The Sting of the Scorpion

Franklin W. Dixon, 1978

Scooby-doo Video Tie-in 8x8

Duendes del Sur, Jesse Leon Mccann, 2004

Evil Spy School

Stuart Gibbs, 2015

Doublecross Mission Hindenburg

Alexander London, 2015

InvestiGators: Off the Hook

John Green, 2021

The Mystery of the Kidnapped Whale

Marc Brandel, Robert Arthur, 1983