6th Grade

Bert Jovin is an amateur motocross racer. Learn what it takes to be successful in this high-intensity sport and practice using rational numbers on the ride. This math reader integrates math and literacy...

Quidditch is the sport played by Hogwarts students in the Harry Potter books. In 2005, some students at Middlebury College in Vermont decided they wanted to play Quidditch, too. Now, Quidditch is a real sport that...

Counting carbs, reading blood-sugar levels, and measuring insulin are just part of life for a person with Type 1 diabetes. An insulin-to-carb ratio lets them know how much insulin they will need for meals and...

In this exciting math reader, Vikram Patel wants to hire a game designer who will help his company create cutting-edge games. The first contender for the position is Zak, a master videogame designer and architect of...

Everyone knows about Saturn's rings. Meanwhile, the rings of Jupiter, Uranus, and Neptune don't get the attention they deserve. The story of how astronomers discovered these four planets--and their rings--is a...

From world-class athletes to people who want to feel healthy, the science of fitness helps many people perform at their best. By using the scientific method to collect data from athletes, scientists are better able...

Scientists have learned a lot in the last 400 years since bacteria was discovered. Today, bacteria's impact goes beyond medicine and science. Engineers want to use bacteria to solve problems. Designers want to use...

The world of hackers is complex. Some hackers are hired to protect private information. But there are also hackers who love to cause chaos. Master mathematical expressions as you explore the secret lives of these...

You use a toilet every day, but have you thought about the history of them? Let's dive deep into the hidden world of toilets! Examine the inner workings of your everyday toilet, and peek at toilets around the world...

Within city limits, urban farmers are inventing new ways to grow food. They grow it on rooftops, in shared spaces, and anywhere else sunlight can reach. And where it can't grow, new techniques are being developed...

Enjoying music is something that nearly everyone on the planet has in common. Our musical tastes may differ, but listening to music is a fundamental part of the human experience. Analyze the data about how...

Blast off on an adventure to the Moon! The first Moon landing was a historic event that captivated people all over the world. Learn about the astronauts who flew on Apollo 11 and were the first to set foot on the...