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 do you really know what a million looks like? If you'd like to see -- actually see, right now, with your own eyes -- what a million looks like, just open this book. Be prepared to learn some interesting things along the way. Like how many shoe boxes it would take to make a stack to Mount Everest. And be prepared to do some number wondering of your own. But, most of all, be prepared to be amazed. Because a million is a LOT of dots.

    Through careful observation she discovered the truth about metamorphosis and documented her findings in gorgeous paintings of the life cycles of insects.More than a century later, Mary Anning helped her father collect stone sea creatures from the cliffs in southwest England. To him they were merely a source of income, but to Mary they held a stronger fascination. Intrepid and patient, she eventually discovered fossils that would change people’s vision of the past.Across the ocean, Maria Mitchell helped her mapmaker father in the whaling village of Nantucket. At night they explored the starry sky through his telescope. Maria longed to discover a new comet—and after years of studying the night sky, she finally did.Told in vibrant, evocative poems, this stunning novel celebrates the joy of discovery and finding wonder in the world around us.

    . . until they take so long that the picnic is gone!

    They work hard, surrounded by top security and sworn to secrecy, until finally they take their creation far out into the desert to test it, and afterward the world will never be the same.

    Lion and lizard, whale and wombat. Learn one wild fact about each animal. (Did you know that gorillas yawn when they are nervous?) Look carefully, because for each letter of the alphabet, one animal is pictured eight times. Why 8? Come inside and find out.

    "How many seeds are in a pumpkin?" Mr. Tiffin asks his class as they gather around the big, medium, and small pumpkins on his desk. Robert, the biggest kid, guesses that the largest one has a million seeds; Elinor, sounding like she knows what she's talking about, guesses the medium one has 500 seeds; and Anna, who likes even numbers better than odd ones, guesses that the little one has 22. Charlie, the smallest boy in the class, doesn't have a guess. Counting pumpkin seeds is messy business, but once the slimy job is done... well, you'll have to read and find out!

    Why does elf + elf = fool? How many meals will Miss Mush, the lunch teacher, have to cook for the food to taste as bad as it smells? This book is packed full of brain teasers and maths puzzles and all the wacky pupils from Wayside School to help you find the logical solutions to all the problems.

    They defied the prejudices of the time. And they blazed a trail for generations of women to follow.What does it take to be an astronaut? Excellence at flying, courage, intelligence, resistance to stress, top physical shape — any checklist would include these. But when America created NASA in 1958, there was another unspoken rule: you had to be a man. Here is the tale of thirteen women who proved that they were not only as tough as the toughest man but also brave enough to challenge the government. They were blocked by prejudice, jealousy, and the scrawled note of one of the most powerful men in Washington. But even though the Mercury 13 women did not make it into space, they did not lose, for their example empowered young women to take their place in the sky, piloting jets and commanding space capsules. ALMOST ASTRONAUTS is the story of thirteen true pioneers of the space age.

    This Plus That proves that life's total experience is always greater than the sum of its parts.This book can be used to introduce equations or even some basic life lessons. Its warm and amusing tone invites readers to come up with their own life equations, and it makes a creative gift.

    With tips, how-to's, letters from girls, and facts from the experts, here's straightforward advice you can really use.

    Browne and his love of precepts. Simply put, precepts are principles to live by, and Mr. Browne has compiled 365 of them—one for each day of the year—drawn from popular songs to children’s books to inscriptions on Egyptian tombstones to fortune cookies. His selections celebrate kindness, hopefulness, the goodness of human beings, the strength of people’s hearts, and the power of people’s wills. Interspersed with the precepts are letters and emails from characters who appeared in Wonder. Readers hear from Summer, Jack, Charlotte, Julian, and Amos.   There’s something for everyone here, with words of wisdom from such noteworthy people as Anne Frank, Martin Luther King Jr., Confucius, Goethe, Sappho—and over 100 readers of Wonder who sent R. J. Palacio their own precepts.

    And then the dizzy spells start. Soon gravely ill with leukemia, the "atom bomb disease," Sadako faces her future with spirit and bravery. Recalling a Japanese legend, Sadako sets to work folding paper cranes. For the legend holds that if a sick person folds one thousand cranes, the gods will grant her wish and make her healthy again. Based on a true story, Sadako and the Thousand Paper Cranes celebrates the extraordinary courage that made one young woman a heroine in Japan.

    Fifty of the foremost diverse children's authors and illustrators--including Jason Reynolds, Jacqueline Woodson, and Kwame Alexander--share answers to the question, "In this divisive world, what shall we tell our children?" in this beautiful, full-color keepsake collection, published in partnership with Just Us Books.What do we tell our children when the world seems bleak, and prejudice and racism run rampant? With 96 lavishly designed pages of original art and prose, fifty diverse creators lend voice to young activists.Featuring poems, letters, personal essays, art, and other works from such industry leaders as Jacqueline Woodson (Brown Girl Dreaming), Jason Reynolds (All American Boys), Kwame Alexander (The Crossover), Andrea Pippins (I Love My Hair), Sharon Draper (Out of My Mind), Rita Williams-Garcia (One Crazy Summer), Ellen Oh (cofounder of We Need Diverse Books), and artists Ekua Holmes, Rafael Lopez, James Ransome, Javaka Steptoe, and more, this anthology empowers the nation's youth to listen, learn, and build a better tomorrow.

    The challenge of circumnavigating the globe as no one ever had before--a feat assuring fame if not fortune--attracted the fearless in droves. Three hardy spirits stayed the course: In 1884, former miner Thomas Stevens made the journey on a bicycle, the kind with a big front wheel. In 1889, pioneer reporter Nellie Bly embarked on a global race against time that assumed the heights of spectacle, ushering in the age of the American celebrity. And in 1895, retired sea captain Joshua Slocum quietly set sail on a thirty-six-foot sloop, braving pirates and treacherous seas to become the first person to sail around the world alone. With cinematic pacing and deft, expressive art, acclaimed graphic novelist Matt Phelan weaves a trio of epic journeys into a single bold tale of three visionaries who set their sights on nothing short of the world.