Grade 6

Afghanistan borders seven different countries and is a connection point for East, South, West, and Central Asia. It has long been a center of trade and culture, with many different… More →

When there is danger in shallow water, Littoral Combat Ships are called into action. These ships can go in water too shallow for other ships of the United States Navy. Armed with high-tech… More →

First mentioned in writings over 2,000 years ago, the lost city of Atlantis continues to puzzle people today. Some people doubt that it ever existed. Others claim that it was real, and that… More →

Haiti is a country that has experienced many hardships—most recently, a devastating earthquake in January of 2010. It is also a country with a rich history and a culture that is famous for… More →

Pakistan became a country in 1947 after the Muslim people of India fought for the creation of an independent state. Now, Pakistan is the second most populated Muslim-majority country in the… More →

Indy cars are open wheel race cars that are used in the Indy Racing League (IRL). The cars speed along tracks with straight stretches and sharp turns. Safety is a large concern, as Indy car… More →

The first shapes found in crop fields were circles. Since then, people have discovered more complex designs. Where do these designs come from? Are they messages from alien visitors, or are… More →

Motorcycle drag racing is becoming a very popular motor sport. Amateur racers use their street bikes to drag race, while professionals use drag bikes that can reach 200 miles per hour.… More →

Did you know that Iraq was home to the oldest known human civilization on Earth? This area used to be known as Mesopotamia, and many different ancient peoples lived there. Readers will learn… More →

With huge rear wheels, flip-up bodies, and powerful engines, funny cars thrill fans across the country. Funny car engines can have over forty times the horsepower of a normal production… More →

People have raced stock cars for almost a century. The technology has changed, but the excitement of the races has remained the same. This title explains the history of stock cars, what’s… More →

Famous for the snowy peaks of the Swiss Alps, Switzerland is a popular destination for skiing and snowboarding enthusiasts all over the world. Swiss alpine culture is also known for a long… More →