86 books • 8 series
It's about Time! (BIG IDEAS That Changed the World)
In the Shadow of the Fallen Towers
All Charged Up! (BIG IDEAS That Changed the World)
Turning Back Time
Run and Hide
83 Days in Mariupol: A War Diary
Adventures Adrift
We the People! (BIG IDEAS That Changed the World)
Old Breed General
Understanding Life
Big Game Transplanting Evaluation; 1950
In the Shadow of the Fallen Towers: The Seconds, Minutes, Hours, Days, Weeks, Months and Years after the 9/11 Attacks
A Shot in the Arm!: Big Ideas that Changed the World #3 (BIG IDEAS That Changed the World)
Machines That Think! (BIG IDEAS That Changed the World)
Invent Wow
Fever Year
Rocket to the Moon! (Big Ideas)
The Unwanted
Up and Down
Older Than Dirt: A Wild but True History of Earth
Older Than Dirt
The Last Fighter Pilot