A perfect introduction to mathematical concepts for young readers, written by a Newbery honor-winning author!This colorfully illustrated biography of the Greek philosopher and scientist Eratosthenes, who compiled the first geography book and accurately measured the globe's circumference, is just right for budding mathematicians, scientists, historians, and librarians! Filled with fascinating details about Eratosthenes's world (and in print since 1994), kids are sure to flip through the pages time and again.

    Food is scarce, so when the boy's father brings home a map instead of bread for supper, at first the boy is furious. But when the map is hung on the wall, it floods their cheerless room with color. As the boy studies its every detail, he is transported to exotic places without ever leaving the room, and he eventually comes to realize that the map feeds him in a way that bread never could.The award-winning artist's most personal work to date is based on his childhood memories of World War II and features stunning illustrations that celebrate the power of imagination. An author's note includes a brief description of his family's experience, two of his early drawings, and the only surviving photograph of himself from that time.How I Learned Geography is a 2009 Caldecott Honor Book and a 2009 Bank Street - Best Children's Book of the Year.

    Then I’ll tell you its story." When a little girl visits her great-grandfather at his curio-filled home, she chooses an unusual object to learn about: an old cigar box. What she finds inside surprises her: a collection of matchboxes making up her great-grandfather’s diary, harboring objects she can hold in her hand, each one evoking a memory. Together they tell of his journey from Italy to a new country, before he could read and write — the olive pit his mother gave him to suck on when there wasn’t enough food; a bottle cap he saw on his way to the boat; a ticket still retaining the thrill of his first baseball game.

    He did all of this in pursuit of a particular kind of treasure, and he’s found plenty. Lansky’s treasure was any book written Yiddish, the language of generations of European Jews. When he started looking for Yiddish books, experts estimated there might be about 70,000 still in existence. Since then, the MacArthur Genius Grant recipient has collected close to 1.5 million books, and he’s finding more every day.

    Today, Ron is ready to take out books by "himself." But in the segregated world of South Carolina in the 1950s, Ron's obtaining his own library card is not just a small rite of passage - it is a young man's first courageous mission. Here is an inspiring story, based on Ron McNair's life, of how a little boy, future scientist, and Challenger astronaut desegregated his library through peaceful resistance.

    And then one night she saw something unusual: a comet no one had ever seen before! Miss Mitchell’s extraordinary discovery made her famous the world over and paved the way for her to become America’s first professional female astronomer. Gorgeously illustrated by Diana Sudyka, this moving picture book about a girl from humble beginnings who became a star in the field of astronomy is sure to inspire budding scientists everywhere.

    They began their harrowing journey on bicycles, pedaling to Southern France with children's book manuscripts among their few possessions.Louise Borden combed primary resources, including Hans Rey's pocket diaries, to tell this dramatic true story. Archival materials introduce readers to the world of Hans and Margret Rey while Allan Drummond dramatically and colorfully illustrates their wartime trek to a new home.Follow the Rey's amazing story in this unique large format book that resembles a travel journal and includes full-color illustrations, original photos, actual ticket stubs and more. A perfect book for Curious George fans of all ages.

      When Wu Chien Shiung was born in China 100 years ago, most girls did not attend school; no one considered them as smart as boys. But her parents felt differently. Giving her a name meaning “Courageous Hero,” they encouraged her love of learning and science. This engaging biography follows Wu Chien Shiung as she battles sexism and racism to become what Newsweek magazine called the “Queen of Physics” for her work on beta decay. Along the way, she earned the admiration of famous scientists like Enrico Fermi and Robert Oppenheimer and became the first woman hired as an instructor by Princeton University, the first woman elected President of the American Physical Society, the first scientist to have an asteroid named after her when she was still alive, and many other honors.

    It sheds light on this important artist's great humanity, his concern for children, and his disregard for the establishment art world. Reproductions of Keith's signature artwork appear in scenes boldly rendered by Robert Neubecker. This is a story to inspire, and a book for Keith Haring fans of all ages to treasure.

    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.

    Her organization planted over thirty million trees in thirty years. This beautiful picture book tells the story of an amazing woman and an inspiring idea.

    Schmidt comes a picture book biography of a giant in the struggle for civil rights.Sojourner Truth was born into slavery but possessed a mind and a vision that knew no bounds. So Tall Within traces her life from her childhood through her emancipation to her leadership in the movement for rights for both women and African Americans.

    When a professor discovered that the homework sent to him under a male pen name came from a woman...nothing stopped Sophie. And when she tackled a math problem that male scholars said would be impossible to solve...still, nothing stopped Sophie.For six years Sophie Germain used her love of math and her undeniable determination to test equations that would predict patterns of vibrations. She eventually became the first woman to win a grand prize from France's prestigious Academy of Sciences for her formula, which laid the groundwork for much of modern architecture (and can be seen in the book's illustrations).Award-winning author Cheryl Bardoe's inspiring and poetic text is brought to life by acclaimed artist Barbara McClintock's intricate pen-and-ink, watercolor, and collage illustrations in this true story about a woman who let nothing stop her.

    These pages come alive with the details of the trip and the sounds, speed, and strength of the mighty locomotives; the work that keeps them moving; and the thrill of travel from plains to mountain to ocean.

    But her father looked into her eyes and knew she could do anything.In Pakistan, some believed girls should not be educated. But Malala and her father were not afraid. She secretly went to school and spoke up for education in her country.And even though an enemy tried to silence her powerful voice, she would not keep quiet. Malala traveled around the world to speak to girls and boys, to teachers, reporters, presidents, and queens—to anyone who would listen—and advocated for the right to education and equality of opportunity for every person. She would shout so that those without a voice could be heard. So everyone could be as free as a bird.Free as a Bird is the inspiring true story of a fearless girl and the father who taught her to soar.