- Series: Chronicles of the Red King / The Secret Kingdom Series Record # 29326
- Sub-series of: Charlie Bone Universe
- Series Tags: juvenile fantasy (3)
- 2 Chronicles of the Red King / The Secret Kingdom
- 1 The Secret Kingdom (2011) by Jenny Nimmo
- 2 The Stones of Ravenglass (2012) by Jenny Nimmo
- 3 Leopards' Gold (2013) by Jenny Nimmo