A beautiful sound drifts over the waves. Do your eyes deceive you? It is a mermaid! Long hair cascades down her back as she sings into the salty ai...

A perfect season is rare, but the Miami Dolphins did just that in 1972 ending with a Super Bowl VII win! Their name comes from the courage, intelli...

Ganymede, one of Jupiter’s 53 moons, is the largest moon in the solar system. It is even larger than the planet Mercury! Moons are found throughout...

Perhaps one of the greatest games that grew professional football fandom was between the New York Jets and the highly-favored Baltimore Colts in Su...

Nuclear war became a reality when the United States dropped two nuclear bombs in Japan during World War II. Despite the devastating results, many c...

This life comes to an end, but a new one will soon begin. Rising from the blaze, a new phoenix spreads its wings and flies toward the sun! The myth...

In 2014, exoplanet Kepler-186f was found in the habitable zone of its system’s star. It is just one of 40 discovered exoplanets providing informati...

Signs of life are everywhere in the Roman city of Pompeii. Graffiti decorates the walls. Ancient homes and restaurants still stand. Colorful fresco...

Most people in Pripyat never expected the day to come when they’d have to flee for their lives. The Soviet Union boasted about the safety of the nu...

The word Croatoan carved onto a post and the letters “CRO” scratched onto a tree. What do these two clues reveal about Roanoke’s missing English co...

Robots and artificial intelligence are all around us! We use them for everything from cleaning our homes to contacting our families. The technology...

Military robots have a lot of jobs. They disarm bombs, carry heavy loads, and complete spy missions! But how do these tools work? This hi/lo title ...

In 2013, fans of the Seattle Seahawks cheered at the top of their lungs, recording a 137.6-decibel reading. This is louder than a jet taking off! E...

Six Flags New Orleans was once a thriving theme park. But today, rusted rides rise over the swampy, alligator-infested ponds. The park is abandoned...

More than 100 years ago, a storm uncovered a fascinating discovery. The ruins of an ancient civilization had been hidden for thousands of years! Th...

The Sun is a major component in the existence of life on Earth. Could it also bring about the end? Energy often shoots coronal mass ejections into ...

Sphinxes are the wise and cruel creatures of ancient Egyptian and Greek mythology. This high-low title explores the lore behind them. Leveled text ...

How do military machines hide in plain sight? In this informative title, reluctant readers will find out! An engaging opening narrative sets the st...

A few vents open, then suddenly, a blast shoots from the Earth! Lava races from the vents and ash covers the sky. There is no way to stop a supervo...

How does the military gather information? This title helps striving readers find out! Leveled text and crisp photos introduce the purpose of survei...

The Tampa Bay Buccaneers were left without a single win in their first season, but they did not lose hope. In 2003, the Bucs defeated the Oakland R...

Though united today, America has not always stood together. This hi-lo title looks at the war that split the country apart. Engaging text takes rel...

The United States wouldn’t be a country without the brave fighters of the American Revolutionary War! This exciting hi-lo title tells the story of ...

The oldest paintings in the Cave of Altamira are more than 20,000 years old! Created by early humans, the paintings now give scientists a glimpse i...

What was the Cold War, and why did it happen? This hi-lo title digs deep into the important facts about this tense time in history, including the c...

Thousands of years ago, royals gathered in the luxurious Palace of Knossos. Today, the palace is in ruins. Though bright frescoes still decorate it...

The Sun’s outermost layer, the corona, is only visible to the naked eye during a total solar eclipse! This important star impacts our daily lives, ...

China's famous terra-cotta army has at least 8,000 soldiers! More than 2,000 years ago, this army was created to protect the tomb of the ancient Ch...

Most people know the Titanic from television or movies. But there are a few things that Hollywood left out. This high-interest title takes readers ...

Why did the United States enter the Vietnam War, and how did it end? This hi-lo title presents an overview of the Vietnam War, from how it began to...

Have a troll problem? Ring church bells near their ears or lure them into a lightning storm. They will run away in terror! This title covers the le...

In the 1500s, people thought unicorn horns were poison antidotes. Many people spent a lot of money on what they thought were horns. But they were r...

Fly away with the V-22 Osprey! In this hi-lo title, reluctant readers will learn what makes this unique aircraft an important part of the military'...

Not shy of media attention, the Washington Redskins were the first to televise all of their games across the Southern United States. Previously, th...