Grade 3

Nevada is a state of contrasts, with its sparsely populated landscapes and lively cities. Thousands of fortune-seekers first came to Nevada after the discovery of the Comstock Lode, a large… More →

Sometimes actors don't have the skills they need for a movie scene. This is where stunt performers jump in, sometimes literally. These daredevils jump out of moving cars, off high cliffs, and 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 →

Running back Adrian Peterson knows what it's like to be a champion. From his earliest days on the field, Adrian put in the extra effort to become a superstar player. As a rookie, Adrian… More →

Could a creature really defy death by existing on human blood? If vampire myths are just stories, why have people continued to report seeing vampires for centuries? From Count Dracula to… More →

If emotionless monotones are all that come to mind when you think of robots, it’s time to rewire your motherboard. Open this book and let the renegade robots within inspire you to build your… More →

Considered the most capable multi-role fighter, the F-16 Fighting Falcon can weather any storm. The streamlined aircraft will fly more than 500 miles to meet the enemy, locate targets under… More →

When Tony Romo joined the Dallas Cowboys in 2003, few people thought he'd become a superstar. During his first three years, he was stuck being a backup quarterback, sitting on the sidelines… More →

Fighter pilots are always ready for a dogfight. They know how to effectively maneuver in the air and shoot at enemy aircraft. They welcome danger because it means the chance to become a… More →

With fossils as their only clues, scientists have created an image of life millions of years ago. Try your hand at a scene in the world of the dinosaurs with the help of this how-to-draw… More →

Mother three-toed sloths give birth to their young while hanging in a tree! So begins the life of a baby three-toed sloth--one of the slowest animals on Earth. In this coming-of-age… More →

In a hidden spot near the water of the Amazon rain forest, a mother capybara gives birth to her babies. So begins the life of the largest rodent on Earth! In this coming-of-age introduction… More →