Keene called all the students and teachers together and said, "This is a fine, fine school! From now on, let's have school on Saturdays too." And then there was more.School all weekend. School on the holidays.School in the SUMMER!What was next . . .SCHOOL AT NIGHT?So it's up to Tillie to show her well-intentioned principal, Mr. Keene, that even though his fine, fine school is a wonderful place, it's not fine, fine to be there all the time.

    As we dream with him, we are taken further and further into mathematical theory, where ideas eventually take flight, until everyone--from those who fumble over fractions to those who solve complex equations in their heads--winds up marveling at what numbers can do.Hans Magnus Enzensberger is a true polymath, the kind of superb intellectual who loves thinking and marshals all of his charm and wit to share his passions with the world. In The Number Devil, he brings together the surreal logic of Alice in Wonderland and the existential geometry of Flatland with the kind of math everyone would love, if only they had a number devil to teach them.

    Then -- amazingly -- he actually meets his idol, and begs Houdini to explain himself. A mysterious locked box is the magician's only answer, and Victor is left to wonder: Does the box contain the secrets to the most famous magic tricks ever performed?

    "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!

    A reward of one grain of rice doubles day by day into millions of grains of rice when a selfish raja is outwitted by a clever village girl.

    Strong back matter empowers readers to learn about the history of timekeeping and time zones, and to explore where each of the characters lives on the world map. A distinctive educational tool, this picture book's warm, unique illustrations also make it a joy to read aloud and admire.

    But even though they're far away, stars are part of your world, too! Just lift up your eyes to see. Anne Rockwell explains the universe with bright pictures and simple text in a book that will delight any curious child's mind!

    But the dot, though perfect in every way, only had eyes for a wild and unkempt squiggle. All of the line's romantic dreams were in vain, until he discovered...angles! Now, with newfound self-expression, he can be anything he wants to be--a square, a triangle, a parallelogram....And that's just the beginning!First published in 1963 and made into an Academy Award-winning animated short film, here is a supremely witty love story with a twist that reveals profound truths about relationships--both human and mathematical--sure to tickle lovers of all ages.

    A black and white pencil illustration precedes each biography. 3 short stories about the individual then illustrate their virtues. Some virtues are repeated across several individuals. A Bible verse about the virtue and a discussion section of both comprehension and application questions completes each profile.Individuals and virtues covered are:Gladys Aylward: Confidence, Resourcefulness, CourageWilliam & Catherine Booth: Creativity, Boldness, DisciplineAmy Carmichael: Sacrifice, Compassion, ServanthoodAdoniram & Ann Judson: Truthfulness, Perseverance, DedicationDavid Livingstone: Thankfulness, Humility, DedicationMartin Luther: Vision, Courage, JoyDwight L. Moody: Repentance, Boldness, StrengthSamuel Morris: Peacemaker, Boldness, EncouragementGeorge Muller: Faith, Graciousness, TrustMenno Simons: Integrity, Loyalty, Sacrificial LoveMary Slessor: Courage, Mercy, PeacemakerHudson Taylor: Faith, Trust, ObedienceHarriet Tubman: Compassion, Joy, PerseveranceWilliam Tyndale: Vision, Patience, FaithJohn Wesley: Discipline, Boldness, Generosity The book ends with a list of the character qualities and which stories contribute to an understanding of each.This is book #1 in a series of 4 books.

    A funny, entertaining introduction to Ben Franklin and his many inventions, including the story of how he created the "magic square." A magic square is a box of nine numbers arranged so that any line of three numbers adds up to the same number, including on the diagonal! Teachers and kids will love finding out about this popular teaching tool that is still used in elementary schools today!

    Introduce your children to a great message about accepting people for who they are. Great for bedtime!Bestseller Rankings:#1 in Kindle eBooks > Children's eBooks > Animals > Pigs (01/11/12)#1 in Books > Children's Books > Animals > Pigs (01/11/12)

    Inside this book, families will find fun, mischief-making math problems to tackle—math that isn't just kid-friendly, but actually kid-appealing. With over 100 math riddles on topics from jalapeños and submarines to roller coasters and flamingos, this book bursts with math that looks nothing like school. And with three different levels of challenge (wee ones, little kids, and big kids), there's something for everyone. We can make numbers fun, and change the world, one Bedtime Math puzzle at a time.

    Everything seems loud and unfamiliar and scary. The little kitten wants a special place all his own. Can a new friend help him find one?The satisfying story of an adorable kitten's search for security and his discovery of a new friend is perfect for children who, like Mittens, are ready to take their first steps on a new journey: reading.Mittens is a My First I Can Read book, which means it’s perfect for shared reading with a child. "The beautiful physical immediacy of the new pet story will draw emergent readers," commented Booklist.

    Each clever equation is a tiny, perfect poem that prompts readers to look at the ordinary and see the miraculous. Can you look at an egg in a nest and see a jewelry box? How are sunlight and heat like an alarm clock? Engaging sidebars reveal the science behind the signs of spring.

    Their creations are some of the most enduring (the windshield wiper) and best loved (the chocolate chip cookie). What inspired these women, and just how did they turn their ideas into realities?Features women inventors Ruth Wakefield, Mary Anderson, Stephanie Kwolek, Bette Nesmith Graham, Patsy O. Sherman, Ann Moore, Grace Murray Hopper, Margaret E. Knight, Jeanne Lee Crews, and Valerie L. Thomas, as well as young inventors ten-year-old Becky Schroeder and eleven-year-old Alexia Abernathy. Illustrated in vibrant collage by Caldecott Honor artist Melissa Sweet.