Henrietta spent years measuring star positions and sizes from photographs taken by the telescope at the Harvard College Observatory, where she worked. After Henrietta observed that certain stars had a fixed pattern to their changes, her discovery made it possible for astronomers to measure greater and greater distances—leading to our present understanding of the vast size of the universe.An astronomer of her time called Henrietta Leavitt “one of the most important women ever to touch astronomy,” and another close associate said she had the “best mind at the Harvard Observatory.” Henrietta Leaveitt's story will inspire young women and aspiring scientists of all kinds and includes additional information about the solar system and astronomy.

    B. White, beloved author of Charlotte's Web and Stuart Little, written by Barbara Herkert and illustrated by Caldecott honoree Lauren Castillo.When young Elwyn White lay in bed as a sickly child, a bold house mouse befriended him. When the time came for kindergarten, an anxious Elwyn longed for the farm, where animal friends awaited him at the end of each day. Propelled by his fascination with the outside world, he began to jot down his reflections in a journal. Writing filled him with joy, and words became his world.Today, Stuart Little and Charlotte’s Web are beloved classics of children’s literature, and E. B. White is recognized as one of the finest American writers of all time.A Christy Ottaviano Book

    Even when he played as a boy with his friends he drew with a stick in the mud. And he never left home without a sketchbook. He would draw the junk man, families walking home from church, or the old man on the sofa. He drew what he saw.But in the segregated south, Ernie didn’t know how to make a living as an artist. Ernie grew tall and athletic and became a football star. Soon enough the colleges came calling. Still, in his heart Ernie longed to paint. Would that day ever come?Ernie Barnes was one of the most important artists of his time known for his style of elongation and movement. His work has influenced a generation of painters and illustrators and can be found in museums and collections, such as the African American Museum in Philadelphia and the California African American Museum.Between the Lines is a story of inspiration, spirit, and of an American original who pursued his dream. This enchanting picture book includes pieces of artwork created by this little known artist who captured the truth and beauty of the world he saw around him.

    When Owen was stranded after the Dec 2004 tsunami, villagers in Kenya worked tirelessly to rescue him. Then, to everyone's amazement, the orphan hippo and the elderly tortoise adopted each other. Now they are inseparable, swimming, eating, and playing together. Adorable photos e-mailed from friend to friend quickly made them worldwide celebrities. Here is a joyous reminder that in times of trouble, friendship is stronger than the differences that too often pull us apart.

    Finding a new home at the New York Public Library as a bilingual assistant, she turned her popular stories into libros and spread story seeds across the land. Today, these seeds have grown into a lush landscape as generations of children and cuentistas continue to share her stories and celebrate Pura’s legacy.This portrait of the influential librarian, author, and puppeteer reminds us of the power of storytelling and the extraordinary woman who opened doors and championed bilingual literature.

    What did she know? Gordon Parks is most famous for being the first black director in Hollywood. But before he made movies and wrote books, he was a poor African American looking for work. When he bought a camera, his life changed forever. He taught himself how to take pictures and before long, people noticed. His success as a fashion photographer landed him a job working for the government. In Washington DC, Gordon went looking for a subject, but what he found was segregation. He and others were treated differently because of the color of their skin. Gordon wanted to take a stand against the racism he observed. With his camera in hand, he found a way. Told through lyrical verse and atmospheric art, this is the story of how, with a single photograph, a self-taught artist got America to take notice.

    So what do zoos do with all of that poo? This zany, fact-filled romp explores zoo poo, from cube-shaped wombat poo to white hyena scat, and all of the places it ends up, including in science labs and elephant-poo paper—even backyard gardens!

    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.

    Want to become an award-winning cartoonist and inventor? Follow your dreams, just like Rube Goldberg! From a young age, Rube Goldberg had a talent for art. But his father, a German immigrant, wanted Rube to have a secure job. So, Rube went to college and became an engineer.But Rube didn’t want to spend his life mapping sewer pipes. He wanted to follow his passion, so Rube got a low-level job at a newspaper, and from there, he worked his way up, creating cartoons that made people laugh and tickled the imagination. He became known for his fantastic Rube Goldberg machines—complicated contraptions with many parts that performed a simple task in an elaborate and farfetched way. Eventually, his cartoons earned him a Pulitzer Prize and his own adjective in the dictionary. This moving biography is sure to encourage young artists and inventors to pursue their passions.

    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.

    From fighting for the use of a soccer field in middle school to fighting for the people of her home state in Congress, Senator Harris used her voice to speak up for what she believed in and for those who were otherwise unheard. And now this dedication has led her all the way to being elected Vice President of the United States.

    They've spoken out, risen up and fought for what's right, even when they've been told to be quiet. Whether in science, the arts, sports or activism, women and girls throughout history have been determined to break barriers and change the status quo. They haven't let anyone get in their way and have helped us better understand our world and what's possible. In this book, Chelsea Clinton introduces readers to a group of thirteen incredible women who have shaped history all across the globe.

    And he determined that one day his camera would capture for others the wonder of the tiny crystal. Bentley's enthusiasm for photographing snowflakes was often misunderstood in his time, but his patience and determination revealed two important truths: no two snowflakes are alike; and each one is startlingly beautiful. His story is gracefully told and brought to life in lovely woodcuts, giving children insight into a soul who had not only a scientist's vision and perseverance but a clear passion for the wonders of nature. Snowflake Bentley won the 1999 Caldecott Medal.

    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.

    Its coils took a walk…and so did Richard’s imagination. He knew right away that he had stumbled onto something marvelous. With the help of his wife, Betty, Richard took this ordinary spring and turned it into a plaything. But it wasn’t just any old trinket—it was a Slinky, and it would become one of the most popular toys in American history.