But do you know about the mathematical genius who made sure that Apollo 13 returned safely home?As a child, Katherine Johnson loved to count. She counted the steps on the road, the number of dishes and spoons she washed in the kitchen sink, everything! Boundless, curious, and excited by calculations, young Katherine longed to know as much as she could about math, about the universe.From Katherine's early beginnings as a gifted student to her heroic accomplishments as a prominent mathematician at NASA, this is the story of a groundbreaking American woman who not only calculated the course of moon landings but, in turn, saved lives and made enormous contributions to history.

    But have you ever heard of a butterfly farm? How do you raise a butterfly? On a farm in Costa Rica, workers care for these delicate, winged creatures as they change from eggs to caterpillars to pupae. Like any other crop, the butterflies will eventually leave the farm. But where will they go? And just how do you ship a butterfly? Very carefully! To discover how it works, follow these butterflies on a remarkable journey!

    In 1935, she also became the first woman to fly across the Pacific. From her early years to her mysterious 1937 disappearance while attempting a flight around the world, readers will find Amelia Earhart's life a fascinating story.

    What exactly is going on there? Is Area 51 a top secret military base that lies in the middle of the barren Nevada desert? Or could it actually be a facility for examining aliens and their spaceships? People can't drive anywhere close to it; the US government rarely acknowledges its existence; and until recently, the airspace overhead was restricted! Conspiracy theories abound about what goes on at Area 51, especially since 1947 when strange objects were found in the middle of a field in Roswell, New Mexico. Author Paula K. Manzanero explains why Area 51 was established and reveals the mystery behind those unidentified flying objects in the sky. Check out this book and decide what you believe.

    Now in this Who Was . . . ? biography, children will learn of his real-life adventures. A flying ace for the British Air Force, he was married to an Academy Award-winning actress. He also wrote books and screenplays for adults. Entertaining and readable, this biography has 80 black-and-white illustrations.

    When Marie was young, she was unable to go to college because she was a woman. But when she was older, her scientific work was respected around the world. Her discoveries of radium and polonium dramatically helped in the fight against cancer, and she went on to win the Nobel Prize for Physics! This moving book features stylish and quirky illustrations and extra facts at the back, including a biographical timeline with historical photos and a detailed profile of the scientist's life.Little People, BIG DREAMS is a best-selling series of books and educational games that explore the lives of outstanding people, from designers and artists to scientists and activists. All of them achieved incredible things, yet each began life as a child with a dream. This empowering series offers inspiring messages to children of all ages, in a range of formats. The board books are told in simple sentences, perfect for reading aloud to babies and toddlers. The hardcover versions present expanded stories for beginning readers. Boxed gift sets allow you to collect a selection of the books by theme. Paper dolls, learning cards, matching games, and other fun learning tools provide even more ways to make the lives of these role models accessible to children.Inspire the next generation of outstanding people who will change the world with Little People, BIG DREAMS!

    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.

    Astrophysics for Young People in a Hurry describes the fundamental rules and unknowns of our universe clearly—and with Tyson’s characteristic wit, there’s a lot of fun thrown in, too.This adaptation by Gregory Mone includes full-color photos, infographics, and extra explanations to make even the trickiest concepts accessible. Building on the wonder inspired by outer space, Astrophysics for Young People in a Hurry introduces an exciting field and the principles of scientific inquiry to young readers.

    They're also the national symbol of Panama. But they started to disappear about fifteen years ago. What's killing them? Could it be a change in their habitat? What about pollution? Might it be a result of climate change? Follow a team of scientists working to save these frogs and protect frog populations worldwide in this real-life science mystery.

    But when his sister uncovers mysterious wooden strips with words and letters that even Winston can't figure out, the entire family is obsessed. It turns out the strips are part of a scavenger hunt that a town patriarch set up for his children. If all four sets are put together, they will lead to a ring worth thousands of dollars. Cooperating seems like a no-brainer to Winston, but to solve the puzzle, the group has to overcome mysterious threats, mutual mistrust, 25-yearold clues, and participants who will do anything to keep the treasure for themselves. Chock full of puzzles to solve, some involving the mystery and others Winston runs into along the way, this treasure hunt will keep readers challenged right to the end.

    This is a wonderful collection of all things that make being young, or young at heart, fun. Audio includes: Questions About the World, How to Play Stickball, The Rules of Soccer, Fishing, Famous Battles, Extraordinary Stories, Girls, First Aid, The Seven Wonders of the Ancient World, Seven Modern Wonders of the World The perfect book for every boy from eight to eighty.

    This book inspires girls with the stories of great women, from Elizabeth I to Serena Williams.

    It features not only borders, cities, rivers, and peaks, but also places of historical and cultural interest, eminent personalities, iconic animals and plants, cultural events, and many more fascinating facts associated with every region of our planet.

    Follow Jane from her childhood in London watching a robin on her windowsill, to her years in the African forests of Gombe, Tanzania, invited by brilliant scientist Louis Leakey to observe chimps, to her worldwide crusade to save these primates who are now in danger of extinction, and their habitat. Young animal lovers and Winter's many fans will welcome this fascinating and moving portrait of an extraordinary person and the animals to whom she has dedicated her life.The Watcher was named a Best Book of the Year by the Boston Globe, Kirkus Reviews, Booklist, and the Bank Street College of Education.

    The girl, Nya, is fetching water from a pond that is two hours’ walk from her home: she makes two trips to the pond every day. The boy, Salva, becomes one of the "lost boys" of Sudan, refugees who cover the African continent on foot as they search for their families and for a safe place to stay. Enduring every hardship from loneliness to attack by armed rebels to contact with killer lions and crocodiles, Salva is a survivor, and his story goes on to intersect with Nya’s in an astonishing and moving way.