Ever since the first youngster in history had a pet, cats vs. dogs has been a hotly debated issue at recesses and lunch tables worldwide. Which one's better? Smarter? This reader presents the facts in fun and informative fashion. Kids will love the stimulating Level 3 text as they decide the answer to this question for themselves.National Geographic supports K-12 educators with ELA Common Core Resources.Visit www.natgeoed.org/commoncore for more information.

    With the able assistance of Thing 1 and Thing 2 -- and a fleet of Rube Goldbergian vehicles -- the Cat in the Hat examines the various parts of plants, seeds, and flowers; basic photosynthesis and pollination; and seed dispersal.

    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

    When did the dinosaurs live? What other animals lived at that time? Which dinosaur was biggest? How do we know about dinosaurs? Find out the answers to these questions and more as Jack and Annie track the facts. Filled with up-to-date information, photos, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discovered in their favorite Magic Tree House adventures.From the Trade Paperback edition.

    Marlene Donnelly's lovely illustrations and Millicent Selsam's gentle text make this a perfect first book for children with a budding interest in animals and nature. Included is a new Find Out More page with lots of hands-on activities.This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 4 to 6. It’s a fun way to learn to read and as a supplement for activity books for children.This is a Level One Let’s-Read-and-Find-Out Science title, which means the book explores more challenging concepts for children in the primary grades and supports the Common Core Learning Standards, Next Generation Science Standards, and the Science, Technology, Engineering, and Math (STEM) standards. Let’s-Read-and-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.

    Both boys escaped into the worlds of science fiction and pulp magazine adventure tales. Jerry wrote stories, and Joe illustrated them. In 1934, they created a superhero who was everything they were not. It was four more years before they convinced a publisher to take a chance on their Man of Steel in a new format—the comic book. The author includes a provocative afterword about Jerry and Joe’s long struggle with DC Comics when they realized they had made a mistake in selling all rights to Superman for a mere $130!Marc Tyler Nobleman’s text captures the excitement of Jerry and Joe’s triumph, and the energetic illustrations by Ross MacDonald, the author-artist of Another Perfect Day, are a perfect complement to the time, the place, and the two young visionaries.

    In simple, evocative language, Helen Frost offers a hint at the many tiny creatures around us. And in astonishing close-up photographs, Rick Lieder captures the glint of a katydid's eye, the glow of a firefly, and many more living wonders just awaiting discovery. Fascinating facts about all the creatures pictured may be found at the end.

    If you had a beaver's, you'd have orange teeth! And if you had a naked mole rat's set of teeth, you could move each one separately, like chopsticks! The animal kingdom has lots of cool teeth, but yours are pretty awesome, too!

    Barnum, hoping that he would do something extraordinary--and he did! As a paleonotologist for the American Museum of Natural History, he discovered the first documented skeleton of the Tyrannosaurus Rex, as well as most of the other dinosaurs on display there today.An appealing and fun picture book biography, with zany and stunning illustrations by Boris Kulikov, BARNUM'S BONES captures the spirit of this remarkable man.

    See tiny poison dart frogs and mammoth bullfrogs, as Nic Bishop's amazing images show the beauty and diversity of frogs from around the globe. And simple, engaging text conveys basic information about frogs -- as well as cool and quirky facts. Nic Bishop Frogs is a fun and informative tour through an exciting amphibian world.

    "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!

    How do you know what type of clouds can forecast a change of weather? Read and find out.

    Dinosaurs roam, pyramids are built, and boats are made, but still no one comes. The Moon can't help but wonder…will friends ever come visit her? Until one day a spaceship soars from Earth...and so does her heart.Learn about the spaceflight that first landed humans on the moon through this heartwarming story about friendship! Filled with adorable illustrations and charming text, this moon book for kids is a must-have for parents and teachers alike searching for new preschool solar system books and astronaut books for toddlers.Why readers love Moon's First Friends:An educational and heartwarming story about the first moon landing told from the unique perspective of the Moon itself!Educational back matter includes out-of-this world facts about the moon, space flight, and the individuals who made the mission possibleA scannable QR code allows readers to listen to the exciting countdown to Apollo 11's liftoff

    Here for a new generation of readers and explorers are the steady astronauts, clicking themselves into gloves and helmets, strapping themselves into sideways seats. Here are their great machines in all their detail and monumentality, the ROAR of rockets, and the silence of the Moon. Here is a story of adventure and discovery—a story of leaving and returning during the summer of 1969, and a story of home, seen whole, from far away.

    . . There was a town that had 3,168 tons of garbage and nowhere to put it. What did they do? Enter the Garbage Barge!Amazing art built out of junk, toys, and found objects by Red Nose Studio makes this the perfect book for Earth Day or any day, and photos on the back side of the jacket show how the art was created.