Grade 4

Have you ever wondered how the tallest buildings in the world are made? Skyscraper builders push the limits of construction to build these massive towers. The risks faced by skyscraper… More →

Tales of ghost ships have been around for hundreds of years. Ships adrift without a crew appear suddenly without explanation. But did the sailors simply abandon ship? Or are there… More →

Shortly after discovering the tomb of King Tut, several people on the expedition became sick and died. Many people thought the ancient Egyptians cursed those who entered the tombs. Was King… More →

As a former Olympic weightlifter, Mark Henry uses his unmatched power to crush his opponents. He has even been crowned the world’s strongest man! Reluctant readers will be impressed to learn… More →

What exactly was Stonehenge used for? The mystery of its purpose has surrounded this site for thousands of years. People have theorized it was a religious place, burial ground, or even a… More →

Few superstars have had impacted professional wrestling quite like Triple H. Over his long career, The Game has racked up numerous championship titles. Learn more about Triple H’s “Pedigree”… More →

Whether they are outsprinting a predator or completing the longest land-animal migration in North America, pronghorn show they were born to run. They can reach speeds of about 55 miles per… More →

Disney has made magic for kids everywhere. Since 1923, it has introduced beloved characters such as Mickey Mouse and Olaf the Snowman. Disney has also created whole worlds for children to… More →

When people are stranded in remote locations, it’s time to call in the wilderness rescue pilots. These gutsy flyers often travel around rough terrain and in severe weather to find people in… More →

Only the most dangerous circumstances call for a visit from the SWAT team. Using special weapons and techniques, these highly trained officers keep people safe in a variety of situations.… More →

Animal trainers have a wild job. From tigers to orcas, trainers teach animals to perform for circuses, movies, and more. Discover the dangers of working with unpredictable animals in this… More →

The name "LEGO" comes from the Danish phrase for “play well.” The company’s popular toys have helped children to do just that. This title for inventive readers explores how a Danish family… More →