Ancient people from many different cultures - Greek, Roman, Mezo-American, Arab - all looked up and imagined pictures in the sky by "drawing" a line from one star to another, like a connect-the-dots puzzle. These star pictures - constellations - represented myths and legends from the various cultures that still fascinate us today.

He came. He saw. He conquered. Julius Caesar was a force to be reckoned with as a savvy politician, an impressive orator, and a brave soldier. Born in Rome in 100 BC, he quickly climbed the ladder of Roman politics, making allies - and enemies - along the way. His victories in battle awarded him the support of the people, but flush from power, he named himself dictator for life. The good times, however, would not last much longer. On the Ides of March, Caesar was brutally assassinated by a group of senators determined to end his tyranny, bringing his reign to an end.

Born to a family of farmers, Lincoln stood out from an early age - literally! (He was six feet four inches tall.) As 16th president of the United States, he guided the nation through the Civil War and saw the abolition of slavery. But Lincoln was tragically shot one night at Ford’s Theater - the first president to be assassinated.

Did you know that John Adams had to coax Thomas Jefferson into writing the Declaration of Independence? It's true. The shy Virginia statesman refused at first, but then went on to author one of our nation's most important and inspiring documents. The third US president, Jefferson was also an architect, inventor, musician, farmer, and - what is certainly the most troubling aspect of his life - a slave owner. Finally, here's a biography for kids that unveils the many facets of this founding father's remarkable and complicated life.

Born in Warsaw, Poland, on November 7, 1867, Marie Curie was forbidden to attend the male-only University of Warsaw, so she enrolled at the Sorbonne in Paris to study physics and mathematics. There she met a professor named Pierre Curie, and the two soon married, forming one of the most famous scientific partnerships in history. Together, they discovered two elements and won a Nobel Prize in 1903. (Later, Marie won another Nobel award for chemistry in 1911.)

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.

The man who saved the lives of his PT-109 crewmen during WWII and became the 35th US president fought - and won - his first battle at the age of two-and-a-half, when he was stricken with scarlet fever. Although his presidency was cut short, our nation's youngest elected leader left an indelible mark on the American consciousness and now is profiled in our Who Was...? series.

In the most ambitious one-volume American history in decades, award-winning historian Jill Lepore offers a magisterial account of the origins and rise of a divided nation. In riveting prose, These Truths tells the story of America, beginning in 1492, to ask whether the course of events has proven the nation's founding truths or belied them.

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.

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.

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.

Leonardo da Vinci was a gifted painter, talented musician, and dedicated scientist and inventor, designing flying machines, submarines, and even helicopters. Yet he had a hard time finishing things, a problem anyone can relate to. Only 13 paintings are known to be his; as for the illustrated encyclopedia he intended to create, all that he left were thousands of disorganized notebook pages. Here is an accessible portrait of a fascinating man who lived at a fascinating time - Italy during the Renaissance.

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.

In 1972, during the Black Power Movement, iconoclast Dick Gregory challenged one of the foundations of America itself - its history, which had been written almost exclusively from the white male perspective. In No More Lies, this true trailblazer gave voice to African Americans, speaking their truth about the past and race relations in the United States. No More Lies offers this incomparable satirist’s intellectual, conspiratorial, and humorous spin on the facts.

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!