In 1864, she was appointed "lady in charge" of the hospitals at the front lines of the Union Army, where she became known as the "Angel of the Battlefield." Clara Barton built a career helping others.  She went on to found the American Red Cross, one of her greatest accomplishments, and one of the most recognized organizations in the world.

    For thousands of years, humans believed that Earth was at the center of the Universe, but all of that changed in the 17th century. Astronomers like Nicolaus Copernicus, Galileo Galilei, Johannes Kepler, and Isaac Newton proposed the unthinkable theory that Earth and the other planets actually revolved around the Sun. This engaging book chronicles the beginning of the modern age of astronomy, then follows later discoveries, including NASA's current missions in space.

    In 1935, she also became the first woman to fly across the Pacific. From her early years to her mysterious 1937 disappearance while attempting a flight around the world, readers will find Amelia Earhart's life a fascinating story.

    But this Moscow fortress has had its share of dark days. Follow along with author Deborah Hopkinson as she recounts the tales of spying, murder, missing children, and lost treasure that are part of this landmark's long history.

    What exactly is going on there? Is Area 51 a top secret military base that lies in the middle of the barren Nevada desert? Or could it actually be a facility for examining aliens and their spaceships? People can't drive anywhere close to it; the US government rarely acknowledges its existence; and until recently, the airspace overhead was restricted! Conspiracy theories abound about what goes on at Area 51, especially since 1947 when strange objects were found in the middle of a field in Roswell, New Mexico. Author Paula K. Manzanero explains why Area 51 was established and reveals the mystery behind those unidentified flying objects in the sky. Check out this book and decide what you believe.

    Ross worked as a seamstress and was eager to contribute to the cause, making tents and repairing uniforms when the colonies declared war. By 1779 she was filling cartridges for the Continental Army. Did she sew the first flag? That’s up for debate, but Who Was Betsy Ross? tells the story of a fierce patriot who certainly helped create the flag of a new nation.

    This seemingly small act triggered civil rights protests across America and earned Rosa Parks the title "Mother of the Civil Rights Movement." This biography has black-and-white illustrations throughout.

    The family performed at fairs, weddings, quinceañeras, and on street corners in their native Texas. Selena learned how to sing in Spanish and soon became hugely popular within the Latino community--so much so that she became the best-selling Latin artist of the 1990s. Selena was poised to be a great success, but her life was cut short after being fatally wounded by the president of her fan club. Selena's contributions to music and fashion during her life made her one of the top Latin musicians in the 1990s, and readers will want to know more about the woman who introduced the world to Tejano music.

    She wrote a blog that called attention to what was happening in her beautiful corner of Pakistan and realized that words can bring about change. She has continued to speak out for the right of all children to have an education. In 2014 she won the Nobel Peace Prize.

    They told tales of hanging gardens that were built for a Babylonian queen, and a colossal statue that guided ships through the harbor of Rhodes in Greece. These writers compiled a list of the very best of these sights that are now known as the Seven Wonders of the Ancient World. Author Yona Zeldis McDonough takes the readers on a trip to the Great Pyramids in Egypt (the only Wonder still standing), the Statue of Zeus at Olympia in ancient Greece, and the other spectacles, detailing the creativity and skill that these early civilizations possessed.

    Ford quickly created a manufacturing dynasty, bringing affordable cars to the masses and forever changing America and the American workplace. Who Was Henry Ford? details his meteoric rise, and explains how the genius behind the assembly line and the Model T shaped modern American industry.

    Readers will get the inside story on their favorite shows and may even discover some new ones.

    Slavery was a major industry in the American South, and Stowe worked with the Underground Railroad to help escaped slaves head north towards freedom. The publication of her book, Uncle Tom’s Cabin, a scathing anti-slavery novel, fanned the flames that started the Civil War. The book’s emotional portrayal of the impact of slavery captured the nation’s attention. A best-seller in its time, Uncle Tom’s Cabin sealed Harriet Beecher Stowe’s reputations as one of the most influential anti-slavery voices in US history.

    He complained that his father, the great king of Macedon, wasn't leaving anything for him to conquer! This, of course, was not the case. King Alexander went on to control most of the known world of the time. His victories won him many supporters, but they also earned him enemies. This easy-to-read biography offers a fascinating look at the life of Alexander and the world he lived in.

    She lived in a world of silence and darkness and she spent the rest of her life struggling to break through it. With the help of teacher Annie Sullivan, Helen learned to read, write, and do many amazing things. This inspiring illustrated biography is perfect for young middle-grade readers. Black-and-white line drawings throughout, sidebars on related topics such as Louis Braille, a timeline, and a bibliography enhance readers' understanding of the subject.