Grade 5

From the central mountains and valleys to the rain forests of La Mosquitia, Honduras is a land of natural beauty. Not every wonder in the country is nature-made, however. The Copán Ruins in… More →

The polar bear is the largest meat-eater living on land. It has an appetite for seals, walruses, and whales, but it is not picky when starving. Come face-to-face with a hungry polar bear and… More →

Animals with an appetite for hedgehogs must work hard for their dinner! They need a pain tolerance for sharp spines and the strength to pry tightly curled bodies. Get a feel for why hedgehogs More →

When kangaroos gather in large groups, they get loud and physical. Males duke it out in boxing matches, jumping and jabbing with feisty determination to earn the “dominant male” title. Be… More →

Two sections of Earth’s crust meet to form the Great Rift Valley in the middle of Ethiopia. Bordering the valley are some of Africa’s most expansive highland areas, lending Ethiopia the… More →

When United States infantry troops need support, a UH-60 Black Hawk prepares for liftoff. This utility helicopter can carry 11 fully equipped soldiers into battle and transport injured troops More →

Radar is of little use to the enemy when the F-35 Lightning II is in the air. From the shape of the aircraft to the paint that coats it, the F-35 is loaded with stealth features that make it… More →

Mountain climbing is about the challenge. It's about rising above difficulties to reach the breathtaking views that wait atop mountains. Let this book get you geared up for rock climbing,… More →

Sunshine, solid ground, and fresh air. You don't find these things in underground coal mines. Miners must be prepared to work in pitch-black darkness and survive explosions, cave-ins, and the More →

Black mambas give snakes a bad name. They are aggressive and have a bite that is usually a death sentence. Their venom is 10 to 15 times stronger than a rattlesnake's! Tread carefully as you… More →

With a flight deck longer than three football fields, the Nimitz aircraft carrier is the largest warship at sea. The 6,000 crew members and 80 aircraft onboard make each ship a military hub… More →

The Air Commandos help manage chaos for the U.S. military. They are skilled at pararescue and seizing airfields. Any time, any place, Air Commandos will be there. Follow Air Force Air… More →