Against the backdrop of Archimedes's life and culture, the author discusses the man's work, his discoveries and the knowledge later based upon it. The simple, often humorous, illustrations and diagrams greatly enhance the text. Ages 10 and up.

    Volume Two dramatizes the lives of Omar Khayyam, Albert Einstein, Ada Lovelace, and others.

    King Arthur was a good ruler, but now he needs a good ruler. What would you do if the neighboring kingdom were threatening war? Naturally, you'd call your strongest and bravest knights together to come up with a solution. But when your conference table causes more problems than the threat of your enemy, you need expert help. Enter Sir Cumference, his wife Lady Di of Ameter, and their son Radius. With the help of the carpenter, Geo of Metry, this sharp-minded team designs the perfect table conducive to discussing the perfect plan for peace. The first in Sir Cumference series, SIR CUMFERENCE AND THE FIRST ROUND TABLE makes math fun and accessible for everyone.

    Paddle's journey, in text and pictures, through the Great lakes to the Atlantic Ocean provides an excellent geographic and historical picture of the region.

    Only one man has ever dared to approach the top, and that man died in his pursuit. He was Josef Matt, Rudi Matt's father.At sixteen, Rudi is determined to pay tribute to the man he never knew, and complete the quest that claimed his father's life. And so, taking his father's red shirt as a flag, he heads off to face the earth's most challenging peak. But before Rudi can reach the top, he must pass through the forbidden Fortress, the gaping chasm in the high reaches of the Citadel where his father met his end. Rudi has followed Josef's footsteps as far as they will take him. Now he must search deep within himself to find the strength for the final ascent to the summit—to plant his banner in the sky.His father died while trying to climb Switzerland's greatest mountain—the Citadel—and young Rudi knows he must make the assault himself.

    A perfect introduction to mathematical concepts for young readers, written by a Newbery honor-winning author!This colorfully illustrated biography of the Greek philosopher and scientist Eratosthenes, who compiled the first geography book and accurately measured the globe's circumference, is just right for budding mathematicians, scientists, historians, and librarians! Filled with fascinating details about Eratosthenes's world (and in print since 1994), kids are sure to flip through the pages time and again.

    During their "classroom" chats, she not only teaches Peter about Arctic Hare and Antelope Jack but also tells him about such creatures as Flying Squirrel, Mountain Beaver, Pocket Gopher, Grasshopper Mouse, Silvery Bat, Mule Deer, and Grizzly Bear.Told with all the warmth and whimsy of Burgess's stories, this engaging book acquaints youngsters with many forms of wildlife and the animals' relationships with one another. The charming collection of entertaining tales is sure to transport today's young readers to the same captivating world of nature that delighted generations of children before them.

    Wrote The Sand Reckoner and Got Killed Being Rude, ante meridiem (a.m.), Donner and Blitz in German, One Million, Euclid Wrote The Elements, Squares, Pacific and Atlantic Oceans, Whales Are Not Fish, The “There Are Zero . . .” Game, Sets, the Popularity of Zero, Why Boats Are Cheaper to Rent in the Winter, Triangles, Herbivores and Carnivores, the Colors of the Rainbow, a King in Checkmate, the Story of the Titanic, ≠ (not equal), x + 4 = 7, One Thousand, Counting by Hundreds, Reading 3:05 on a Clock, Rectangles.

    / 'Cause whether his or hers amoeba, / They too feel like you and meba.What if a boring lesson about the food chain becomes a sing-along about predators and prey? A twinkle-twinkle little star transforms into a twinkle-less, sunshine-eating-and rhyming Black Hole? What if amoebas, combustion, metamorphosis, viruses, the creation of the universe are all irresistible, laugh-out-loud poetry? Well, you're thinking in science verse, that's what. And if you can't stop the rhymes ... the atomic joke is on you. Only the amazing talents of Jon Scieszka and Lane Smith, the team who created Math Curse, could make science so much fun.

    George's parents, who have always been wary of technology, warn him about their new neighbors: Eric is a scientist and his daughter, Annie, seems to be following in his footsteps. But when George befriends them and Cosmos, their super-computer, he finds himself on a wildly fun adventure, while learning about physics, time, and the universe. With Cosmos's help, he can travel to other planets and a black hole. But what would happen if the wrong people got their hands on Cosmos? George, Annie, and Eric aren't about to find out, and what ensues is a funny adventure that clearly explains the mysteries of science. Garry Parsons' energetic illustrations add humor and interest, and his scientific drawings add clarity; there are also eight 4-page full-color inserts of scientific photos.

    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.

    First, the moving van carrying their toys and their father's important new invention disappears. Next, they learn that their house may be haunted, with a treasure hidden somewhere inside! Right away they all set out to solve these mysteries. Each one of the Hollister children - Pete (age 12), Pam (10), Ricky (7), Holly (6) and Sue (4) - plays an important role in finding clues, along with their parents who are always ready to join in on the excitement. Even Zip, the collie, and White Nose, the cat, are part of the family, and find thrilling adventures of their own. As the Hollisters explore their new town and make friends, they discover what happened to the moving van, and learn more about the mystery surrounding their new home. Excitement abounds when a secret stairway is discovered. Then, on the trail of a mysterious intruder, their chase leads them to a deserted hut on nearby Blackberry Island. Over seventy action-packed illustrations make the story- and the Hollister family- so vivid that the reader has a feeling of really sharing in on the adventures of this lovable and interesting family.

    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.

    Here are 12 "hypotheses," as well as lists of "what you need," "what to do," and "what happened" that are sure to make young readers laugh out loud as they learn how to conduct science experiments (really!). Jenny Offill and Nancy Carpenter—the ingenious pair that brought you 17 Things I'm Not Allowed to Do Anymore—have outdone themselves in this brilliant and outrageously funny book.

    Never fear, I have a hunchThere is a match for every bunch!"Greg Tang, a lifelong lover of math, shares the techniques that have helped him solve problems in the most creative ways! Harry Briggs's vibrant & inviting illustrations create a perfect environment for these innovative games. So open your mind-and have fun!"This...clever math book uses rhyming couplets... riddles...visual clues to help the reader find new ways to group numbers for quick counting...A winning addition!" --Kirkus