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.

    How many stars were in the sky? A million? A billion? Maybe the number was as big as infinity. I started to feel very, very small. How could I even think about something as big as infinity? Uma can't help feeling small when she peers up at the night sky. She begins to wonder about infinity. Is infinity a number that grows forever? Is it an endless racetrack? Could infinity be in an ice cream cone? Uma soon finds that the ways to think about this big idea may just be . . . infinite.

    Crumb said cows were far too fat; that facts were facts and that was that. But this little boy doesn't care about facts. All he knows is that he drew a picture of some cows, and when a breeze blows it into the air, he sees cows flying everywhere. And if cows can fly, isn't anything possible?

    Perfect for shared reading with a child, this story teaches a lesson about finding friends while also helping to boost reading fluency.

    They were good friends, and one warm, sunny morning, for no particular reason, they decided to go for a row in the bay. Do you know who sank the boat? "The idea is funny, the pictures are splendid, and the easy text is just right for the very young."--The New Yorker "A bright, brisk tale, simply told, illustrated by cheerful, comical pictures."--The Bulletin of the Center for Children's Books

    Consistent new sounds are added gradually, until young readers have read books with all letters of the alphabet (except Q). Short vowels and three-letter words in simple sentences make Bob Books Set 1 a fun confidence builder. With little books, come big success. (TM)

    The Duchess put many things into the cake, adding the yeast six times for good measure. So the cake rose, and the Duchess with it - and how were they to get her down again?It is Gunhilde, the youngest of the daughters, who suggests a happy solution.This charming story, with its lively pictures and delightful combinations of words is fun for children - and fun for adults to read aloud.

    Perfect for back-to-school! With the 100th day of school just around the corner, Nancy finds herself utterly stumped. She can’t think of anything exciting, special, or imaginative enough to bring in to class to commemorate the day. Just as Nancy begins to lose hope, she finds inspiration from an unexpected source—and learns that even sad events can bring with them a glimmer of beauty.Fancy Nancy: The 100th Day of School is a Level One I Can Read book, which means it's perfect for children learning to sound out words and sentences. The back matter features a list of the rich vocabulary words that are used throughout the story along with their definition.

    Delighted with his new career opportunities--as a TV screen and a picture frame--he decides the more angles the better, until an accident teaches him a lesson. Includes special teaching section. Full color.

    But her indomitable will and the help of a devoted teacher empower Helen to triumph over incredible adversity. This amazing true story is finally brought to the beginner reader level.

    in full color. Sneaky pirates give Uncle Willy the old heave-ho--and steal his pie! But Uncle Willy has a plan to foil those Pie Rats, and to make Busytown Bay safe again.

    THIS BOOK IS FULL OF TWISTS AND TURNS AND UNSUSPECTING DANGERS, WILL CAUSE YOU TO SEE LIFE FROM A DIFFERENT PERSPECTIVE.

    When the Berenstain Bears go acrobatic in the hilarious Bears onWheels, pre-school children begin to relate words to pictures whilelearning about numbers and counting.

    But every time he thinks he is going to sneeze, he only gets as far as "Baa . . . ahhh . . ." No choo!Sarah Weeks′ rhyming tale and Jane Manning′s lively art make for a hilarious barnyard romp.Ages 4+

    Seuss makes his Step into Reading debut in this rhymed Step 3 reader that offers kids easy suggestions for going green, a perfect real aloud for Earth Day!After explaining how the trash in a wastbasket ultimately ends up in a landfill or incinerator, the Lorax suggests realistic ways children can reduce waste, such as by carrying a lunch box, donating old clothes and toys, sharing magazines with friends, recycling cans and bottles, and using rechargeable batteries. He also explains how they can save energy around the home by turning off lights, taking shorter showers, donning sweaters to stay warm, and much, much more. All in all, this is a great introduction to helping the Earth and helping kids step into reading!Step 3 Readers feature engaging characters in easy-to-follow plots about popular topics--for children who are ready to read on their own.