Grade 4

Rob "Gronk" Gronkowski plays for the New England Patriots. In 2016, he became the all-time leader in career touchdown catches in the National Football League (NFL). He's been voted to the Pro Read More →

Fooled into committing a crime by the king’s foresters, young Robin Hood finds himself branded an outlaw. As he takes refuge in Sherwood Forest, he meets other hideaways who also unjustly… Read More →

Seattle Mariners second baseman Robinson Cano is one of baseball's biggest superstars. In 2009, Robinson helped the New York Yankees win the World Series. He has won the Silver Slugger award… Read More →

Robot competitions are a fun way for people who build robots to test their designs. Roboticists face off in exciting challenges and contests to determine whose robot is the smartest, the… Read More →

The National Robot Dance Competition has begun! After a series of twists and shouts, the team has made it to the National Robot Dance Competition! Their robot costumes are finished, the stage Read More →

The sport of robot obstacle courses is new but it already has many fans across the world. The goal is to get around a course or maze as quickly as possible. Don’t hit anything! Racers often… Read More →

Robots are clever machines that can move and do jobs for people. Robots are used to do work that is too boring or dangerous or hard for people to do. They can go places that people can't… Read More →

Domestic robots, or robots that work in the home, have many jobs. Cleaning robots like Roomba help tidy the house. Robotic pets like Aibo and Paro reduce stress and keep people company.… Read More →

The upcoming robot dance competition is less than a month away, and only one robotics team can enter. So, Dr. Cybo holds a tryout for the sole slot in the national showdown. With only a week… Read More →

With a quick glance, everything seems normal. But look closer. Can you tell the difference between people and AI, cyborgs, or robots? Every day, science steps closer to creating artificial… Read More →

In 2011 unmanned drones flew high over Pakistan. Before anyone even knew the drones were there, missiles fired by these drones took out key terrorist targets. These drones were steered… Read More →

Millions of miles from Earth, a very unusual scientist is hard at work exploring the freezing, dusty surface of the planet Mars. Curiosity, the robot geologist, is one in a long line of… Read More →

Since the invention of the first factory robot, Unimate #001, robots have helped make factories safer and faster for human workers. They can paint, carry heavy or dangerous items, and even… Read More →

Robot sumo battles can be over within seconds. One robot pushes the other out of the ring and claims victory. Players build robots to be sturdy and strong, with a blade to flip their… Read More →

Did you know that some drivers go over boulders instead of around them? Rock crawling vehicles have huge wheels that can grip rocks and help the cars climb steep slopes. The sport is all… Read More →

People who live in towns and cities don't always understand country life. This is a true story about an incident that happened to a town dweller when he drove around on country roads. He was… Read More →

Take a look underground at the amazing rocks hidden beneath our feet. Impressive photographs showcase the rocks that make up our planet Earth in a fun and exciting way, bringing to life key… Read More →

All around us Earth's rock cycle is in action. Wind and rain turn rocks to sand; dead leaves mix with rock particles to make soil; over millions of years, layers of sand and soil turn to… Read More →

Roger Federer may be the finest tennis player ever to set foot on a court. His steady confidence, quiet power, and graceful ground strokes have made him a tough opponent as well as a pleasure Read More →

From bulging muscles to adoring fans, pro wrestling superstars Roman Reigns and Hulk Hogan have a lot in common. But only one can be king of the ring. Compare their careers and choose your champion. Read More →

Ronald Acuña Jr. and Rickey Henderson are two MLB base-stealing machines! With records and MVP awards under their belts, both superfast all-star outfielders are strong competitors. But when… Read More →

Mixed martial arts (MMA) star Ronda Rousey is known for her incredible record of twelve wins and one loss and has been ranked the world's top fighter in her weight class. With nine of her… Read More →