Grade 4

Do some animals really have the power to kill by zapping their prey with electricity? The shocking answer is yes. And that’s not all that electric animals can do with their super-charged… More →

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 →

During the 19th century, the first cars could barely go 10 miles per hour. Today, cars can go even faster than some planes. How? These cars use the same engines as airplanes—jet engines. In… More →

These cats may look like small bundles of fur, but they’re full of purr-sonality! Whether it’s saving a person’s life by meowing loud enough to wake up its owner so that he can call an… More →

In Electrifying Eco-Race Cars, kids will discover some of the coolest and most Earth-friendly cars around! From hydrogen-fueled race cars that can reach speeds of over 300 miles per hour to… More →

Just when you thought you’d seen every kind of animal, along comes a series featuring creatures that seem too unbelievable to be real—Animals with Super Powers. From eels that can kill a… More →

Morgues, funeral homes, and mortuaries are all places where the dead are kept before they reach their final resting place—the grave. Here, corpses are prepared for funerals or autopsied to… More →

From 2001 to 2009, the White House had a very special four-legged furball named India in residence. This American shorthair cat was the pet of President George W. Bush and his family! The… More →

From fabric-munching moth caterpillars and hungry houseflies to fur-dwelling fleas and biting bedbugs, our houses are homes to thousands of creatures that feed on our clothes, our food and… More →

A medium-lift assault helicopter, CH-46 Sea Knights are used to deliver heavily armed troops into battle. They are also used on several other missions. Readers will learn about these large… More →

The sport of cheerleading demands strength, flexibility, and spirit. Cheerleaders dance, tumble, and even fly through the air to encourage sports teams and excite crowds. This book will teach 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 →