Deeply religious, the ancient Greeks honored many gods and goddesses. The ancient Greeks believed these gods and goddesses had great power over the weather and the Earth. But they weren’t all-powerful, and they had flaws. From Zeus to Athena, read about the family of gods and goddesses that the ancient Greeks believed watched over them.

The Maya civilization thrived in southeastern Mexico and northern Central America for thousands of years. Its culture was known for its impressive stone buildings and pyramid temples, as well as developments in astronomy and mathematics. But what was it like to live there during the height of this civilization? Explore life in a farming village that faces a devastating volcanic eruption. Assume power in a city-state at risk of plunging into war with a rival community. Work as a scribe duri...

Scientists have recently started studying plastic pollution and our food supply. And, make no mistake, you are eating microscopic pieces of plastic everyday. What does it mean for our health? And what can you do about it? Students will get practical tips on how they can get involved and become part of the solution.

To the untrained eye, Photo 51 was simply a grainy black and white image of dark marks scattered in a rough cross shape. But to the eye of a trained scientist, it was a clear portrait of a DNA fiber taken with X-rays. And to young scientists James Watson and Francis Crick, it confirmed their guess of deoxyribonucleic acid's structure. In 1953 the pair was racing toward solving the mystery of DNA's structure before other scientists could beat them to it. They and others believed that findin...

Weighing as much as a small car, a rover named Curiosity rolls quietly around Mars. Scientific instruments pack its body and cluster at the end of a mechanical arm. An arrangement of lenses and instruments tops its mast, like a face. To the many NASA workers involved in Curiosity's mission on Mars, the rover is not simply a robot, but an astronaut bravely exploring an alien place. Curiosity's instruments collect data and its cameras take images of the Mars landscape, including self-portrai...

Hate crime in the United States is on the rise. The FBI has reported that hate crimes rose by 17 percent in 2017, increasing for the third straight year, and the trend continued into 2018 and 2019. The crimes are most commonly motivated by hatred related to race, ethnicity, or country of origin. Many crimes are also motivated by bias against sexual orientation or gender identity. Students will learn why hate crime is on the rise and how they can help combat it.

Present-day Virginia was home to the early Powhatan tribes. But settlers were eager to explore the rich land and the rivers in the area. The Powhatan were forced to adapt to new ways of life. But they continue to thrive in modern America, remembering and honoring their past traditions.

George Washington knew he was setting an example in everything he did. The first American president had been a heroic military commander during the Revolutionary War, leading his forces to victory. As president he would guide the citizens of a new republic with a strong central government. No more would each state make its own decisions. Instead, they would band together, with the beloved Washington leading the way. It was up to him not to abuse the power of his mighty position.

Imagine leaving your home and moving across the country to a new life on the unknown frontier. That’s exactly what members of the Donner Party were trying to do in the mid-1800s when they traveled out west, chasing their dreams of a better life. But instead, many were destined to meet a cruel fate. Lively language, historical illustrations, and primary source journal entries from members of the Donner Party help readers feel as if they were a part of the journey. Meets Common Core critical...

Some of the most important American products and ideas have been developed by people born outside the United States. They have influenced every part of U.S. culture, from what people wear and drive to how they stay healthy, how they communicate with each other, and what they do for fun. Meet 25 immigrants who have led the way with life-saving inventions, by opening up sports to women and people of color, and so much more.

Created in collaboration with the Smithsonian Institution’s National Museum of the American Latino, Nuestras Voces shares inspiring Latino stories. In the summer of 1493, eleven-year-old Cocuyo is eager to find her place within her Taíno community on the island of Quisqueya. But in less than a year, her home, her family and friends, and her daily life will be forever changed by the arrival of Europeans. As Cocuyo learns more and more about the strangers who arrive by sea—...

On-point historical photographs combined with strong narration bring the story of the civil rights marches to life. Kids will learn about the way in which Southern states kept African Americans from voting and the history that led to nonviolent civil rights marches to fight for the right to vote guaranteed by the Constitution. As an added bonus, readers will learn about how this played out on TV and galvanized the civil rights movement, leading to the passage of the Civil Rights Act of 196...