Grades 2 - 5

The wooden boards of a bench make a pattern of lines. A slide in a playground swirls around, making a spiral pattern. A group of ducks floating in a pond makes an alternating pattern: brown,… More →

The U-2 first flew in 1955, and the spy plane has changed little over the decades. Pilots must wear full space suits to withstand the pressures at 70,000 feet, and the extra long wingspan… More →

In the 1970s, the F-14 Tomcat became the United States Navy’s primary carrier-born fighter. The aircraft was known for its long-range missiles, supersonic speed, and variable sweep wings. Now More →

The M-ATV is a mine-resistant all-terrain vehicle. It was developed for use by United States troops in Afghanistan, where roadside bombs are a major threat. The special armor of an M-ATV… More →

What's that slender, long-legged canine howling in the moonlight? Inhabiting Asia, Africa, and parts of Europe, jackals are about as big as a medium-sized dog. Although they eat small animals More →

In the spring, a gray wolf mother makes a den in a hole in a hillside and has four tiny, cuddly pups inside. After giving birth, the mother wolf stays in the den for three weeks, tending to… More →

What's that bushy-tailed animal scampering up a tree? It's a gray fox--the only canine that is as comfortable in a tree as it is on the ground. Mother foxes make their dens inside fallen logs More →

Known for their haunting howls, coyotes live throughout North America. These bushy-tailed canines look like wolves, but they are much smaller. Mother coyotes raise their tiny pups in hidden… More →

These golden-colored canines live in Australia and parts of Southeast Asia. Even though dingoes look a lot like pet dogs, they behave more like wolves. In fact, they even howl like wolves.… More →

Although fennec foxes are the smallest kind of fox, they have enormous ears. The little canines make their homes in the scorching sandy deserts of North Africa. Fennecs dig deep underground… More →

It's pretty amazing that homing pigeons can find their way back home--even when transported vast distances and then released. In fact, homing pigeons are known to have made trips as long as… More →

Humans aren't the only entertainers in movies and on stage. From Terry the dog, who played Toto in The Wizard of Oz, to Popcorn Deelites the horse, who played the racehorse Seabiscuit in the… More →