She knew how many miles it was to the moon (and how many back). She loved studying algebra and geometry and calculus and using math to solve problems in the outside world.Soon math led her to MIT and then to helping NASA put a man on the moon! She handwrote code that would allow the spacecraft’s computer to solve any problems it might encounter. Apollo 8. Apollo 9. Apollo 10. Apollo 11. Without her code, none of those missions could have been completed.Dean Robbins and Lucy Knisley deliver a lovely portrayal of a pioneer in her field who never stopped reaching for the stars.

    Barnum, hoping that he would do something extraordinary--and he did! As a paleonotologist for the American Museum of Natural History, he discovered the first documented skeleton of the Tyrannosaurus Rex, as well as most of the other dinosaurs on display there today.An appealing and fun picture book biography, with zany and stunning illustrations by Boris Kulikov, BARNUM'S BONES captures the spirit of this remarkable man.

    In 1903, President Theodore Roosevelt joined naturalist John Muir on a trip to Yosemite. Camping by themselves in the uncharted woods, the two men saw sights and held discussions that would ultimately lead to the establishment of our National Parks.

    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.

    He promised a "square deal" to all citizens, he tamed big businesses, and protected the nation's wildlife and natural beauty. His fearless leadership assured that he would always be remembered, and his robust spirit now dares others to do mighty things.In her moving picture book portrait, award-winning author Doreen Rappaport uses her well-honed approach of personal quotes and vivid prose to spin together the tale of a sickly boy who became a monumental man. Coupled with C. F. Payne's dramatic artwork, the story of President Teddy, touchstone of American history, is brought to life.

    A brilliant portrait of two American heroes from the award-winning creators of The Extraordinary Mark Twain (According to Susy)!John Adams and Thomas Jefferson were very different.John Adams was short and stout.Thomas Jefferson was tall and lean.John was argumentative and blunt.Tom was soft-spoken and polite.John sometimes got along with almost no one.Tom got along with just about everyone.But these two very different gentlemen did have two things in common: They both cared deeply about the American colonies, and neither cared much for the British tyrant, King George.With their signature wit, impeccable research, and inventive presentation style, award winners Barbara Kerley and Edwin Fotheringham masterfully blend biography and history to create a brilliant portrait of two American heroes who bravely set aside their differences to join forces in the fight for our country’s freedom.

    She loved solving problems. And she loved pushing the limits of what girls and women were expected to do and be. In the mid-twentieth century, women were not welcome in the sciences, but Marie was tenacious. She got a job in a laboratory at Cambridge University, New York. But then she faced another barrior: women were not allowed on the research ships (they were considered bad luck on boats). So instead, Marie stayed back and dove deep into the data her colleagues recorded. She mapped point after point and slowly revealed a deep rift valley in the ocean floor. At first the scientific community refused to believe her, but her evidence was irrefutable. She proved to the world that her research was correct. The mid-ocean ridge that Marie discovered is the single largest geographic feature on the planet, and she mapped it all from her small, cramped office.

    "No!" shouted others. "Could you repeat the question?" shouted the ones who either hadn't been listening or else were off in France having fun, dancin' the night away. Slave owners, abolitionists, soldiers, doctors, philosophers, bankers, angry letter-writers—the men we now call America's Founding Fathers were a motley bunch of characters who fought a lot and made mistakes and just happened to invent a whole new kind of nation. And now here they are, together again, in an exclusive engagement!

    He protected roots through harsh winters, so plants could be reborn in the spring. He trimmed flowers, spread soil, studied life cycles. And it was in this very place that George’s love of nature sprouted into something so much more—his future.

    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.

    Harkness would inherit an expedition from her explorer husband: the hunt for a panda.  She knew that bringing back a panda would be hard. Impossible, even.  But she intended to try.So she went to China, where she found a guide, built traps, gathered supplies, and had explorers' clothes made—unheard of for a woman in those days.  Then she set out up the Yangtze River and into the wilderness.  What she discovered would awe America: an adorable baby panda she named Su Lin, which means "a little bit of something very cute."With breathtaking illustrations from Caldecott Honor artist Melissa Sweet, this little-known true story shares the tale of an adventurous woman who was bold and brave—and the unforgettable journey that helped shape American attitudes toward wildlife.

    All it takes is one:One coral gamete to start a colonyOne person to make a differenceOne idea to change the worldThe ongoing efforts to save and rebuild the world's coral reefs--with hammer and glue, and grafts of newly grown coral--are the living legacy of Ken Nedimyer.Kate Messner and Matthew Forsythe tell the true story of the coral restoration pioneer in this brilliant tribute to the wonders of nature and the power of human ingenuity.

    When cries of “Revolution!” began, Christopher was determined to help General George Washington and his hungry troops. Not with muskets or cannons, but with gingerbread!     Cheerfully told by Mara Rockliff and brought to life by Vincent Kirsch’s inventive cut-paper illustrations, Gingerbread for Liberty is the story of an unsung hero of the Revolutionary War who changed the course of history one loaf at a time.

    Lincoln's legacy is everywhere - there he is on your penny and five-dollar bill. And we are still the United States because Lincoln helped hold them together. But who was he, really? The little girl in this book wants to find out. Among the many other things, she discovers our sixteenth president was a man who believed in freedom for all, had a dog named Fido, loved Mozart, apples, and his wife's vanilla cake, and kept his notes in his hat. From his boyhood in a log cabin to his famous presidency and untimely death, Kalman shares Lincoln's remarkable life with young readers in a fresh and exciting way.

    Harry was a veterinarian. But he was also a soldier in training for World War I. Harry named the bear Winnie, short for Winnipeg, his company’s home town, and he brought her along to the training camp in England. Winnie followed Harry everywhere and slept under his cot every night. Before long, she became the regiment’s much-loved mascot. But who could care for the bear when Harry had to go to the battleground in France? Harry found just the right place for Winnie while he was away — the London Zoo. There a little boy named Christopher Robin came along and played with Winnie — he could care for this bear too! Sally Walker’s heartwarming story, paired with Jonathan Voss’s evocative illustrations, brings to life the story of the real bear who inspired Winnie the Pooh.