That's Strange! (UpDog Books ™)

There are so many unexplained mysteries to explore! From D. B. Cooper’s sudden disappearance from a flying plane to strange ghostly events at the Stanley Hotel, readers will learn educational, fascinating facts in this high-interest series.

Cover: Amelia Earhart's Last Flight
Cover: The Haunted Stanley Hotel
Cover: The Mystery of D. B. Cooper
Title Season Add to Cart
Amelia Earhart's Last Flight New! Spring 2025
The Ghost Ship Mary Celeste New! Spring 2025
The Haunted Stanley Hotel New! Spring 2025
The Haunting of Bell Witch New! Spring 2025
The Mystery of D. B. Cooper New! Spring 2025
Secrets of the Sphinx New! Spring 2025
  • Available in limited formats
  • Soon! Fall 2025
  • New! Spring 2025
  • New! Fall 2024
Title Season Add to Cart
That's Strange! (UpDog Books ™) — Hardcover Set New! Spring 2025
Hardcover $137.93, 6 titles
  • Available in limited formats
  • Soon! Fall 2025
  • New! Spring 2025
  • New! Fall 2024