And, it's true, many of them do. But Paul Erdos never followed the usual path. At the age of four, he could ask you when you were born and then calculate the number of seconds you had been alive in his head. But he didn't learn to butter his own bread until he turned twenty. Instead, he traveled around the world, from one mathematician to the next, collaborating on an astonishing number of publications. With a simple, lyrical text and richly layered illustrations, this is a beautiful introduction to the world of math and a fascinating look at the unique character traits that made "Uncle Paul" a great man.

    purple mountains’ majesty, mauvelous, jungle green, razzmatazz… What child doesn't love to hold a crayon in their hands?  But children didn't always have such magical boxes of crayons. Here’s the true story of an inventor who so loved nature’s vibrant colors that he found a way to bring the outside world to children – in a box for only a nickel!

    Capturing an engineer’s creative vision and mind for detail, this fully illustrated picture book biography sheds light on how the American inventor George Ferris defied gravity and seemingly impossible odds to invent the world’s most iconic amusement park attraction, the Ferris wheel.     A fun, fact-filled text by Gibbs Davis combines with Gilbert Ford’s dazzling full-color illustrations to transport readers to the 1893 World’s Fair, where George Ferris and his big, wonderful wheel lifted passengers to the skies for the first time.

    When she was just twelve years old, Mattie designed a metal guard to prevent shuttles from shooting off textile looms and injuring workers. As an adult, Mattie invented the machine that makes the square-bottom paper bags we still use today. However, in court, a man claimed the invention was his, stating that she “could not possibly understand the mechanical complexities.” Marvelous Mattie proved him wrong, and over the course of her life earned the title of “the Lady Edison.”   With charming pen-and-ink and watercolor illustrations, this introduction to one of the most prolific female inventors will leave readers inspired.   Marvelous Mattie is a 2007 Bank Street - Best Children's Book of the Year.

    When she meets Charles Babbage, the inventor of the first mechanical computer, Ada understands the machine better than anyone else and writes the world's first computer program in order to demonstrate its capabilities.

    Plowing a potato field in 1920, a 14-year-old farm boy from Idaho saw in the parallel rows of overturned earth a way to "make pictures fly through the air." This boy was not a magician; he was a scientific genius and just eight years later he made his brainstorm in the potato field a reality by transmitting the world's first television image. This fascinating picture-book biography of Philo Farnsworth covers his early interest in machines and electricity, leading up to how he put it all together in one of the greatest inventions of the 20th century. The author's afterword discusses the lawsuit Farnsworth waged and won against RCA when his high school science teacher testified that Philo's invention of television was years before RCA's.

    Only one problem—at night, Chris doesn't feel so brave. He's afraid of the dark.But when he watches the groundbreaking moon landing on TV, he realizes that space is the darkest dark there is—and the dark is beautiful and exciting, especially when you have big dreams to keep you company.

    Her parents separated when she was young, and her mother insisted on a logic-focused education, rejecting Byron’s “mad” love of poetry. But Ada remained fascinated with her father and considered mathematics “poetical science.” Via her friendship with inventor Charles Babbage, she became involved in “programming” his Analytical Engine, a precursor to the computer, thus becoming the world’s first computer programmer. This picture book biography of Ada Lovelace is a portrait of a woman who saw the potential for numbers to make art.

    New York City in the 1860s was a mess: crowded, disgusting, filled with garbage. You see, way back in 1860, there were no subways, just cobblestone streets. That is, until Alfred Ely Beach had the idea for a fan-powered train that would travel underground. On February 26, 1870, after fifty-eight days of drilling and painting and plastering, Beach unveiled his masterpiece—and throngs of visitors took turns swooshing down the track. The Secret Subway will wow readers, just as Beach’s underground train wowed riders over a century ago.

    Like her mother, she had a passion for science, math, and machines. It was a very good combination. Ada hoped that one day she could do something important with her creative and nimble mind.A hundred years before the dawn of the digital age, Ada Lovelace envisioned the computer-driven world we know today. And in demonstrating how the machine would be coded, she wrote the first computer program. She would go down in history as Ada Lovelace, the first computer programmer.Diane Stanley’s lyrical writing and Jessie Hartland’s vibrant illustrations capture the spirit of Ada Lovelace and bring her fascinating story vividly to life.

    In this lovely biography, poetic text and gorgeous paintings combine to create a portrait of Jacques Cousteau that is as magical as it is inspiring.

    If you were a boy named Henri Matisse who lived in a dreary town in northern France, what would your life be like? Would it be full of color and art? Full of lines and dancing figures?Find out in this beautiful, unusual picture book about one of the world's most famous and influential artists by acclaimed author and Newbery Medal-winning Patricia MacLachlan and innovative illustrator Hadley Hooper.A Neal Porter Book

    What began as an attempt to make army hospitals safer and more effective became a lifelong mission, and remains relevant today. This new picture book biography of Florence Nightingale, from celebrated author and artist Demi, beautifully portrays the story of Florence's life and explores the long-lasting effects of her career.

    Illustrated with sumptuous art by rising star Sarah Jacoby, this is essential reading for children's book lovers of every age.

    While other girls played with dolls, Joan preferred the company of reptiles. She carried her favorite lizard with her everywhere--she even brought a crocodile to school!When Joan grew older, she became the Curator of Reptiles at the British Museum. She went on to design the Reptile House at the London Zoo, including a home for the rumored-to-be-vicious komodo dragons. There, just like when she was a little girl, Joan hosted children's tea parties--with her komodo dragon as the guest of honor.With a lively text and vibrant illustrations, scientist and writer Patricia Valdez and illustrator Felicita Sala bring to life Joan Procter's inspiring story of passion and determination.