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Grade 4

1318 records found. Displaying 1225 - 1236.

Paranormal

Nostradamus

In the 16th century, Nostradamus wrote predictions of the future. Some people claim that Nostradamus predicted the Great Fire of London, the American Revolution, and World War II. Others say… More →

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Military

Littoral Combat Ships

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 →

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Blastoff! Readers Level 5 · Geography

Iran

Iran is an ancient country that used to be called Persia. The Persians were one of the oldest civilizations on Earth, and Persian culture has a strong presence in Iranian culture today. In… More →

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Blastoff! Readers Level 5 · Geography

Haiti

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 →

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Blastoff! Readers Level 4 · Sports

Karate

People train in the martial art of karate to strengthen their bodies and minds. Many can kick and punch with enough force to break wooden boards in half! Young readers will discover how… More →

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Machines

Indy Cars

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 →

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Paranormal

Alien Abductions

Thousands of people around the world have claimed to have been abducted by aliens. Is there truth to these reports, or did the people make them up in order to get into the headlines? This… More →

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Paranormal

Crop Circles

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 →

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Military

UH-60 Black Hawks

The United States Army uses variations of the UH-60 Black Hawk to perform a wide variety of missions. The Black Hawk has been the primary helicopter of the Army for over 30 years. This book… More →

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