U.S. president, businessman, and former owner of the Texas Rangers baseball team? George W. Bush wore many hats in his life, but his most famous was his time as the 43rd...

Barack Obama is known by many as the first Black president of the United States. But readers might not know that President Obama likes to collect comic books and play basketball!...

Many big rigs can also be called 18-wheelers. These long transport machines need eighteen big wheels to support a tractor front and trailer back. This title revs young readers up...

Helicopters are among the most mission-oriented machines. They often get their rotors spinning to pick up a sick or injured person, to a military zone, or to help with a wildfire....

A drum and a chute make a concrete mixer unique from other construction equipment. The first part has a spiral-shaped inside for mixing concrete. The second part shoots concrete...

Arctic foxes are master hunters of the north! These small predators use their keen sense of hearing to listen for the rustlings of lemmings under the snow. Then, they leap to...

From writing the Declaration of Independence to making the Louisiana Purchase, Thomas Jefferson played a big role in making the United States what it is today! In this beginning...

From farmer to founding father of the United States, George Washington lived a long, eventful life! Throughout this title, readers will learn about George Washington’s early...

Polar bears are built for subzero temperatures! With black skin to absorb the sun’s rays, two layers of thick fur to trap heat, and blubber lying under their skin, these bears...

Reindeer are migrating masters whose hooves change to tackle the different seasons of their Arctic home! In winter, hard, fur-covered hooves protect their feet from the snow and...