Isaac Newton was always a loner, preferring to spend his time contemplating the mysteries of the universe. When the plague broke out in London in 1665 he was forced to return home from college. It was during this period of so much death that Newton gave life to some of the most important theories in modern science, including gravity and the laws of motion.

A humorist, narrator, and social observer, Mark Twain is unsurpassed in American literature. Best known as the author of The Adventures of Huckleberry Finn, Mark Twain, not unlike his protagonist, Huck, has a restless spirit. He found adventure prospecting for silver in Nevada, navigating steamboats down the Mississippi, and making people laugh around the world. But Twain also had a serious streak and decried racism and injustice. His fascinating life is captured candidly in this enjoyable biography.

Marco Polo was 17 when he set out for China...and 41 when he came back! More than 700 years ago, Marco Polo traveled from the medieval city of Venice to the fabled kingdom of the great Kublai Khan, seeing new sights and riches that no Westerner had ever before witnessed. But did Marco Polo experience the things he wrote about...or was it all made up? Young listeners are presented with the facts in this entertaining Who Was...? biography.

On July 20, 1969, Neil Armstrong stepped on the moon and, to an audience of over 450 million people, proclaimed his step a giant leap for mankind. This Eagle Scout built his own model planes as a little boy and then grew up to be a test pilot for experimental aircraft before becoming an astronaut.

One day in 1882, Thomas Edison flipped a switch that lit up lower Manhattan with incandescent light and changed the way people live ever after. The electric light bulb was only one of thousands of Edison’s inventions, which include the phonograph and the kinetoscope, an early precursor to the movie camera. As a boy, observing a robin catch a worm and then take flight, he fed a playmate a mixture of worms and water to see if she could fly! An accessible, appealing biography of the inventor.

Born in Austria in 1756, Wolfgang Amadeus Mozart composed his first piece of music, a minuet, when he was just five years old! Soon after, he was performing for kings and emperors. Although he died at the young age of 35 Mozart left a legacy of more than 600 works. This fascinating biography charts the musician's extraordinary career and personal life while painting a vivid cultural history of 18th-century Europe.

The beloved plays of Shakespeare are still produced everywhere, yet the life of the world's most famous playwright remains largely a mystery. Young Will left the town of Stratford to pursue theater in London, where his work eventually thrived and made him a famous and wealthy man. Celeste Davidson Mannis here puts together the pieces of Shakespeare's life and work for young listeners.

Relive the moments when African Americans fought for equal rights, and made history. Even though slavery had ended in the 1860s, African Americans were still suffering under the weight of segregation a hundred years later. They couldn't go to the same schools, eat at the same restaurants, or even use the same bathrooms as White people. But by the 1950s, Black people refused to remain second-class citizens and were willing to risk their lives to make a change.

Discover the man behind the chocolate bar! Milton Hershey’s life was filled with invention and innovation. As a young man, he was not afraid to dream big and work hard. Eventually, he learned the secret to mass-producing milk chocolate and the recipe that gave it a longer, more stable shelf life. He founded a school for those who didn’t have access to a good education and an entire town for his employees. Both his chocolate empire and his great personal legacy live on today.

The life of Queen Elizabeth I was dramatic and dangerous: cast out of her father's court at the age of three and imprisoned at 19, Elizabeth was crowned queen in 1558, when she was only 25. A tough, intelligent woman who spoke five languages, Elizabeth ruled for over 40 years and led England through one of its most prosperous periods in history.

Put on your blue suede shoes and get ready for another addition to the Who Was…? series! The King could not have come from humbler origins: Born in Tupelo, Mississippi, during the Depression, he grew up with the blues music of the rural South, the gospel music of local churches, and the country-western classics. But he forged a sound all his own - and a look that was all his own, too. With curled lip, swiveling hips, and greased pompadour, Elvis changed popular music forever, ushering in the age of rock and roll.

Ever since Howard Carter uncovered King Tutankhamun’s tomb in 1922, the young pharaoh has become a symbol of the wealth and mystery of ancient Egypt. This Who Was...? explains the life and times of this ancient Egyptian ruler, covering the story of the tomb’s discovery, as well as myths and so-called mummy curses.

Amelia Earhart was a woman of many "firsts." In 1932, she became the first woman to fly solo across the Atlantic Ocean. 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, listeners will find Amelia Earhart's life a fascinating story.

Every kid has heard of Harry Houdini, the famous magician who could escape from handcuffs, jail cells, and locked trunks. But do they know that the ever-ambitious and adventurous Houdini was also a famous movie star and the first pilot to fly a plane in Australia? This well-told biography is full of the details of Houdini's life that kids will really want to know about!

At age two, Helen Keller became deaf and blind. She lived in a world of silence and darkness and she spent the rest of her life struggling to break through it. But with the help of teacher Annie Sullivan, Helen learned to read, write, and do many amazing things. This inspiring biography is perfect for young middle-grade listeners.