The Secret Explorers and the Lost Whales
2020
The Secret Explorers and the Ice Age Adventure
2022
The Secret Explorers and the Sunken Treasure
2023
The Secret Explorers and the Desert Disappearance
2023
The Secret Explorers and the Missing Scientist
2021
The Secret Explorers and the Smoking Volcano
2021
The Secret Explorers and the Lost Whales (Unabridged)
2020
The Secret Explorers and the Moon Mission (Unabridged)
2022
The Secret Explorers and the Haunted Castle (Unabridged)
2022
The Secret Explorers and the Desert Disappearance (Unabridged)
2023
The Secret Explorers and the Plant Poachers (Unabridged)
2021
The Secret Explorers and the Jurassic Rescue (Unabridged)
2020