Unexplained (Alternator Books ® )

This absorbing series explores high-interest paranormal topics for middle grade readers. From ghostly specters to spontaneous human combustion, each title searches for answers to explain mysterious and fascinating phenomena.

Cover: Spontaneous Human Combustion
Cover: Scary Alien Abductions
Cover: Bloodthirsty Vampires
Title Season Add to Cart
Bloodthirsty Vampires
Ghoulish Ghosts
The Poltergeist Enigma
The Roswell UFO Mystery
Scary Alien Abductions
Spontaneous Human Combustion
  • Available in limited formats
  • Soon! Fall 2025
  • New! Spring 2025
  • New! Fall 2024