Presents an assortment of facts about the qualifications and characteristics of U.S. presidents, from George Washington to Bill Clinton.

Presents some of the characteristics of inventors by describing the inventions of people such as Alexander Graham Bell, Thomas Edison, and Eli Wh

A collection of exploration tales, from well known discoveries to the less known but equally important tales of explorers who made significant fi

Presents some of the characteristics of inventors by describing the inventions of people such as Alexander Graham Bell, Thomas Edison, and Eli Wh