Grade 5

Lumberjacks use chainsaws, helicopters, and heavy machinery to cut down trees and bring them to the mill. When a massive tree comes down, everyone is at risk. Readers will learn about the… More →

The main gun on an M109A6 Paladin can fire up to four rounds every minute. Each round can travel up to 15 miles (24 kilometers). The Paladin has been the backbone of United States Army… More →

Flushing dogs are popular companions during a pheasant hunt. When a bird is within range, the dog forces it to take flight so the hunter can make a shot. The dog then retrieves the catch and… More →

The earliest canoes were merely hollowed-out tree trunks. These gave way to birch bark canoes and, later on, wood-and-canvas canoes. Today there are racing canoes, inflatable canoes, and even More →

The United States Marines Corps works closely with the United States Navy to carry out amphibious assaults. Marines fight on land or at sea, depending on their mission. Their intense training More →

A powerful storm has capsized several boats off the coast. Helicopters show up to rescue people who have fallen into the sea. A few Coast Guard rescue swimmers leap from the helicopters into… More →

For over 200 years, the United States Army has been one of the most powerful armies in the world. Responsible for all land-based operations, the Army uses a variety of vehicles and troops to… More →

Rats steal food, destroy property, and spread disease. However, their worst offense is attempted murder. In some parts of the world, monster-size rats are ready to attack. Read some… More →

When a wildfire breaks out in a remote area of the wilderness, smoke jumpers are called to action. As their plane nears the fire, they leap out and parachute into the forest to fight the… More →

Trespassing in mountain lion habitat is a dangerous idea. Mountain lions do not share their territory, and they will not hesitate to stalk, pounce, and bite to defend it. Read about people… More →

It’s rambling in Britain and bushwalking in Australia. New Zealanders call it tramping and the Dutch go trekking. In the United States, we know it as hiking. Whatever you call it, this… More →

The United States Air Force uses HH-60 Pave Hawks to deploy Special Forces and to perform search-and-rescue missions. Engaging photos and design highlight how the speed and technology of… More →