42 books • 2 series
The Secret Explorers and the Plant Poachers
The Secret Explorers and the Missing Scientist (The Secret Explorers)
The Secret Explorers and the Smoking Volcano (The Secret Explorers)
The Secret Explorers and the Rainforest Rangers (The Secret Explorers)
The Secret Explorers and the Jurassic Rescue (The Secret Explorers)
The Secret Explorers and the Tomb Robbers (The Secret Explorers)
The Secret Explorers and the Comet Collision (The Secret Explorers)
The Secret Explorers and the Lost Whales (The Secret Explorers)
Stepping Out
Bad River
Blood of My Father
Soils in Humberside
Soils in North Yorkshire
Soils in Westmorland
Soils in Cheshire
