38 books • 13 series
The President (America's leader)
Made in the USA
Risky Business
The Jurassic Dinosaurs (Dinosaurs undercover)
The Chief Justice (America's leaders)
Attila the Hun (History's villains)
The Cretaceous Dinosaurs (Dinosaurs undercover)
The Triassic Dinosaurs (Dinosaurs undercover)
Jelly Beans (Made in the USA)
Bugs A-Z (A-Z)
Holocaust
Great American Baseball Strike (Headliners (Hardcover))
Adolf Hitler (The importance of)
Somalia (PB)