On the first day of school, Grover tries to please everyone but himself in order to make new friends.

    Dozens of children in Nome become sick with diphtheria. Without antitoxin serum, they will perish - and the closest supply is 650 miles away! The only way to get the serum to Nome is by sled, but can the dogs deliver it in time? Heading bravely into a brutal blizzard, Balto leads the race for life.Illus. in full color.

    WHAT WAS THAT? That’s the roaring burp of a bullfrog! SEE THAT? That’s the slick, shiny skin of colorful little rainforest frogs! Alive with froggy facts, this book has the coolest photos to bring kids deep into the swampy world of our amphibian amigos.National Geographic supports K-12 educators with ELA Common Core Resources.Visit www.natgeoed.org/commoncore for more information.

    Maria Merian was only a child, but she disagreed. She watched carefully as caterpillars spun themselves cocoons, which opened to reveal summer birds, or butterflies and moths. Maria studied the whole life cycle of the summer birds, and documented what she learned in vibrant paintings.This is the story of one young girl who took the time to observe and learn, and in so doing disproved a theory that went all the way back to ancient Greece.

    Learn all about puppies in this photo-filled book that captures all the charm of these adorable animals! This new nonfiction reader will teach kids how to take good care of their own puppy.

    They can be fully appreciated by an individual reader, but they're particularly striking when read aloud by two voices, making this an ideal pick for classroom use. Eric Beddows′s vibrant drawings send each insect soaring, spinning, or creeping off the page in its own unique way.With Joyful Noise, Paul Fleischman created not only a fascinating guide to the insect world but an exultant celebration of life.

    Did you know that hippos can't swim? This hilarious book is full of fun facts about all sorts of animals, from sleepy ants to jellyfish that glow!Did you know that a zebra's stripes are as unique as a human's fingerprints?How about that ants take about 250 naps per day?Or that some jellyfish can glow--and that's called bioluminescence?Colorful, humorous illustrations accompany tons of cool facts about animals of all shapes, sizes, speeds, and species in this lively book that makes nonfiction fun!

    Full-color illustrations with silver foil highlights.

    The little mouse works as hard as the bigger mice to show readiness for the mission . . . and is chosen for the flight! While in space, the astronauts are busy with their mission when disaster strikes—and only the smallest member of the crew can save the day.

    And during the storm, if the power goes out, they can play games and tell stories by candlelight. But what do animals do? They watch and listen, look for a cozy den or some other sheltered spot, and hunker down to wait. After the storm, while the people are cleaning up their yards, making repairs, and checking on the neighbors, the animals emerge from their hiding places and shake off the rain. And everyone is happy to be out in the sunshine again, grateful for better weather and the company of friends.