But how do you count zero, a number that is best defined by what it's not?Can you see it?Can you hear it?Can you feel it?This important math concept is beautifully explored in a way that will inspire children to find zero everywhere--from the branches of a tree by day to the vast, starry sky by night.

    Perfect for anyone who loves the natural world--or wonders about the origins of their holiday tree.On the morning little Zee Cooper is born, a Douglas-fir seedling emerges from the nursery bed at her family's Christmas tree farm. As Zee and the tree grow up together, they experience many of the same milestones. When Zee starts preschool, her tree is ready to start life outside the nursery. As Zee outgrows all her clothes, her tree grows taller, too. When Zee gets a whole new look for kindergarten, her tree gets a spiffy transformation as well. And as the years go on, Zee takes loving care of her tree, watering it through heat waves and protecting it from winter winds. Combining interesting details about how trees are grown and cared for on a farm with the sweet story of a friendship between a girl and her special tree, Zee Grows a Tree offers a blend of fiction and nonfiction that will draw the interest of young nature lovers everywhere. In the back of the book, readers will find an index, bibliography, and an author's note suggesting some ways to enjoy a holiday tree without cutting one down.

    . .One night, her mother takes her to the ballet, and everything is changed. Anna finds a beauty inside herself that she cannot contain.So begins the journey of a girl who will one day grow up to be the most famous prima ballerina of all time, inspiring legions of dancers after her: the brave, the generous, the transcendently gifted Anna Pavlova.

    It's been around for centuries; from the ancient Greeks to the American Indians, everyone's chewed it. But the best kind of gum; bubble gum! wasn't invented until 1928, when an enterprising young accountant at Fleer Gum and Candy used his spare time to experiment with different recipes. Bubble-blowing kids everywhere will be delighted with Megan McCarthy's entertaining pictures and engaging fun facts as they learn the history behind the pink perfection of Dubble Bubble.

    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.

    Among the highlights: a brief history of the anthem, a reproduction of Francis Scott Key's original manuscript, music for guitar and piano chords and many photographs.A Child Study Children's Book Committee: Children's Book of the Year, An American Bookseller Pick of the Lists.

    Porcupines are scary. Bats are ugly.Or are they . . . ?This captivating book invites you to look beyond your first impressions at these awe-inspiring animals in the wild. After all, it’s best not to judge a beast until you understand its full, lovely life.

    Bison? They're banned! Tigers? Taboo! Say good-bye to the gnu, cheerio to the cheetah, and peace to the panda.The world of Lesser Spotted Animals STARTS HERE!Find out all about the amazing animals you need to know but never get to see, from the numbat to the zorilla, and everything in between.

    Award-winning photographer Nic Bishop's larger-than-life, gorgeous images document the hunt, which ends happily with the frog settling down in the leaves to spend his daylight hours sleeping! Joy Cowley's simple, readable text makes the frog's story fun, interesting, and accessible to young readers. This is a nature tale like you've never seen before!

    There are wonders everywhere. In the sky and on the ground—blooming in a flower bed, dangling from a silken thread, buzzing through the summer air—waiting ...waiting to be found. In this thoughtful and ingenious collection of poems, Elaine Magliaro, an elementary school teacher for more than three decades and a school librarian for three years, and illustrator Catia Chien provide a luminous glimpse of the ordinary wonders all around us.

    But these and many other animals are in danger of disappearing altogether, joining the dodo, the marsupial wolf, the great auk, and countless other animals we will never see again. Using the experiences of a few endangered species as examples, Martin Jenkins highlights the ways human behavior can either threaten or conserve the amazing animals that share our planet. Vicky White’s stunning portraits of rare creatures offer a glimpse of nature’s grace and beauty — and give us a powerful reason to preserve it.

    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.

    In this brilliantly captivating and gloriously illustrated story, a brave young penguin takes a kite flight to a tropical paradise. But in the end, he realizes that home is where his igloo is.

    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.

    This celebration of the wonder and variety of earth's animals is "joyous...a book to be shared" (Booklist, starred review).