What is creating this revolting smell? The answer is gross: the river is full of poop. But the smell isn’t the worst problem. Every few years, cholera breaks out, and thousands of people die. Could there be a connection between the foul water and the deadly disease? One engineer dreams of making London a cleaner, healthier place. His name is Joseph Bazalgette. His grand plan to create a new sewer system to clean the river is an engineering marvel. And his sewers will save lives. Nothing stinky about that.

    The Florida that Marjory knew was rapidly disappearing—the rare orchids, magnificent birds, and massive trees disappearing with it. Marjory couldn’t sit back and watch her home be destroyed—she had to do something. Thanks to Marjory, a part of the Everglades became a national park and the first park not created for sightseeing, but for the benefit of animals and plants. Without Marjory, the part of her home that she loved so much would have been destroyed instead of the protected wildlife reserve it has become today.

     Underneath the New Mexico sky, a Navajo boy named Cody finds that his family's barrels of water are empty. He checks the chicken coop-- nothing. He walks down the road to the horses' watering hole. Dry. Meanwhile, a few miles away, Darlene Arviso drives a school bus and picks up students for school. After dropping them off, she heads to another job: she drives her big yellow tanker truck to the water tower, fills it with three thousand gallons of water, and returns to the reservation, bringing water to Cody's family, and many, many others. Here is the incredible and inspiring true story of a Native American woman who continuously gives back to her community and celebrates her people.

    A rat-a-tat speaker, Melvil was a persistent (and noisy) advocate for free public libraries. And while he made enemies along the way as he pushed for changes--like his battle to establish the first library school with women as students, through it all he was EFFICIENT, INVENTIVE, and often ANNOYING as he made big changes in the world of public libraries--changes still found in the libraries of today!

    A case of polio had left her with a limp and sympathetic to those less fortunate. Traveling across the United States, documenting with her camera and her fieldbook those most affected by the stock market crash, she found the face of the Great Depression. In this picture book biography, Carole Boston Weatherford with her lyrical prose captures the spirit of the influential photographer.

    Using the insights of great mathematicians and endlessly observing the sky, he succeeded in confirming two things that altered human life forever: that there are more galaxies than our own, and that the universe is always expanding. Hubble’s message to us is to find peace in the vastness of the mystery surrounding us, and to be curious. “We do now know why we are born into the world,” he said, “but we can try to find out what sort of world it is.”

    Martina Navratilova and Chris Evert come from completely different places and play tennis in completely different ways. Chrissie is the all-American girl: practiced, poised, with perfect technique. Martina hails from Czechoslovakia, a Communist country, and her game is ruled by emotion. Everything about them is different, except one thing: they both want to be the best. But as their intense rivalry grows, something else begins to swing into place, and a friendship forms that will outlast all their tennis victories. Phil Bildner and Brett Helquist tell the engaging true story of these two masters of the court as they win title after title and, most importantly, the hearts of the fans."

    Discover their story, and that of the unknown soldiers they honor, through resonant words and illustrations. Keeping vigil at the Tomb of the Unknown Soldier, in Arlington National Cemetery, are the sentinel guards, whose every step, every turn, honors and remembers America’s fallen. They protect fellow soldiers who have paid the ultimate sacrifice, making sure they are never alone. To stand there—with absolute precision, in every type of weather, at every moment of the day, one in a line uninterrupted since midnight July 2, 1937—is the ultimate privilege and the most difficult post to earn in the army. Everything these men and women do is in service to the Unknowns. Their standard is perfection. Exactly how the unnamed men came to be entombed at Arlington, and exactly how their fellow soldiers have come to keep vigil over them, is a sobering and powerful tale, told by Jeff Gottesfeld and luminously illustrated by Matt Tavares—a tale that honors the soldiers who honor the fallen.

    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!

    But after the stock market crashed in 1929, Vivien lost all his savings. Then he heard about a job opening at the Vanderbilt University medical school under the supervision of Dr. Alfred Blalock. Vivien knew that the all-white school would never admit him as a student, but he hoped working there meant he was getting closer to his dream.As Dr. Blalock's research assistant, Vivien learned surgical techniques. In 1943, Vivien was asked to help Dr. Helen Taussig find a cure for children with a specific heart defect. After months of experimenting, Vivien developed a procedure that was used for the first successful open-heart surgery on a child. Afterward, Dr. Blalock and Dr. Taussig announced their innovative new surgical technique, the Blalock-Taussig shunt. Vivien's name did not appear in the report.Overcoming racism and resistance from his colleagues, Vivien ushered in a new era of medicine children's heart surgery. Tiny Stitches is the compelling story of this incredible pioneer in medicine.

    Meet Ruth Wakefield, the talented chef and entrepreneur who started a restaurant, wrote a cookbook, and invented this delicious dessert. But just how did she do it, you ask? That’s where things get messy!So sit back and grab a cookie to read a story—or three—about how this round, crispy, chocolatey piece of perfection came to be. Which tale is true? Well, what do you think?

    It was a voice that made people sit up, stand up, and take notice.So what do you do with a voice like that?Barbara took her voice to places few African American women had been in the 1960s: first law school, then the Texas state senate, then up to the United States congress. Throughout her career, she persevered through adversity to give voice to the voiceless and to fight for civil rights, equality, and justice.

    Hedy and her family are Jewish, and the Nazi party is rising. Hedy's family is no longer safe in their home in Hungary. They decide to flee to America, but because of their circumstances, sixteen-year-old Hedy must make her way through Europe alone. Will luck be with her? Will she be brave? Join Hedy on her journey-where she encounters good fortune and misfortune, a kind helper and cruel soldiers, a reunion and a tragedy-and discover how Hedy is both lucky and brave. Hedy's Journey adds an important voice to the canon of Holocaust stories, and her courage will make a lasting impact on young readers.

    But it's time to discover animals that sleep all summer long!All science classrooms discuss animals that hibernate during winter months, but few know about animals that estivate--a prolonged sleep during hot or dry periods. Dual layers of text awaken readers to the reasons estivating animals become dormant--whether it's because warm weather threatens food supply or to avoid increased body temperatures. From the ladybug to the salamander, from the lungfish to the desert hedgehog, twelve estivating animals and their habits--both when sleeping and awake--are explained through clear text and elegant watercolor illustrations that create a scrapbook feel.