So what’s the big deal about them? Well, every head of every person you’ve ever seen has a skull inside. And that includes YOU!

    Navy!After touring a German submarine in the early 1940s, young Raye set her sights on becoming an engineer. Little did she know sexism and racial inequality would challenge that dream every step of the way, even keeping her greatest career accomplishment a secret for decades. Through it all, the gifted mathematician persisted--finally gaining her well-deserved title in history: a pioneer who changed the course of ship design forever.The Girl With a Mind for Math: The Story of Raye Montague is the third book in a riveting educational series about the inspiring lives of amazing scientists. In addition to the illustrated rhyming tale, you'll find a complete biography, fun facts, a colorful timeline of events, and even a note from Montague herself!

    By day a red-tailed hawk soars through sky, and by night a barn owl silently swoops through it. In the daylight a family of fluffy cottontail rabbits hops into a field to forage for food, and under starlight a family of pink-nosed opossums does the same. As day turns to night and night to day, amazing critters large and small come and go. Children will enjoy comparing and contrasting the roaming habits of the wonderful wildlife that surrounds us.

    Science meets subtraction as a swarm of flies buzzes along, losing one member to each predator along the way. Includes a guide to eating bugs, complete with nutritional information for a single serving of flies."--

    Glorious illustrations of water, sun, and sky accompany brief, evocative verses, making this a perfect keepsake of a seaside vacation or a striking introduction to the pleasures of a day by the ocean.Pam Muñoz Ryan drew on her children's and her own experiences of the ocean in writing the poetic text of Hello Ocean. She is the author of many books for children, including The Flag We Love, California, Here We Come!, Amelia and Eleanor Go for a Ride (Scholastic), and Esperanza Rising (Scholastic). She lives in Leucadia, California.Mark Astrella lived by both the Atlantic and Pacific oceans while illustrating this book. He is the illustrator of The Desert Alphabet Book and The Butterfly Alphabet Book. He now lives in Hawaii.

    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.

    They follow invisible pathways — pathways that have been followed for thousands of years — while braving hunger and treacherous conditions to reach their destination. In Circle, Jeannie Baker follows the godwit’s incredible flight, taking us over awe-inspiring scenes as the birds spread their wings above such beautiful landmarks as the Great Barrier Reef and China’s breathtaking cityscapes.

    Children learn to identify a variety of different plant, animal and insect species.-- Helps children identify different species.-- Includes scrapbook pages, for notes or drawings.-- Features detailed true-to-life illustrations.

    From coconut palms and bristlecone pines to baobabs and banyans, Douglas Florian explores the arboreal world with his signature wit and whimsy. Featuring a dynamic vertical format that illustrates the incredible heights and shapes of the trees, this book illuminates the natural history of these majestic beings as well as their unique and quirky characteristics.

    Here, the homes are on stilts and everyone travels around by boat—even to school! When the rainy season comes, they must leave their village and relocate to higher ground for a while. But after moving this year, Cauã and Inaê realize they’ve left behind something important: their pet tortoise, Titi! Unlike turtles, tortoises can’t swim, and Cauã and Inaê are really worried. So the pair sneaks back at night on a journey along the river to rescue him. Will they be able to save Titi?This picture book, first published in Brazil, offers kids a unique look into the lives of children who live along Brazil’s beautiful Tapajós River.

    Born in Grandview, Indiana, Bill Peet nurtured his childhood drawing talent and was awarded a scholarship to the John Herron Art Institute in Indianapolis, where he studied painting and design. After a brief apprenticeship period, he went to work for Walt Disney as a sketch artist, eventually becoming a screenwriter and helping to produce such beloved films as Fantasia, 101 Dalmations, and Peter Pan. In 1959 Bill Peet published his first book, Hubert's Hair-Raising Adventure, going on to write and illustrate over thirty successful books for children.

    Your teeth are sharp. Your front paws are paddles, your back paws are rudders, and you can swim for miles.Your home has always been the sea and the ice.A sea bear, far north in the Arctic, hunts and naps and raises her young. She moves with the ice, swimming, running, stalking seals, resting. She follows the rhythm of the sea and the seasons.But what happens when those rhythms change? What happens when there is no ice?Lindsay Moore shares the story of one polar bear’s journey for survival in this stunning picture book. Imagine.

    A might be for apple, but it's also for aisle and aeons. Why does the word "gnat" start with a G but the word "knot" doesn't start with an N? It doesn't always make sense, but don't let these rule-breaking silent letters defeat you!This whimsical, funky book from Raj Haldar (aka rapper Lushlife) turns the traditional idea of an alphabet book on its head, poking fun at the most mischievous words in the English language and demonstrating how to pronounce them. Fun and informative for word nerds of all ages!

    It covers such topics as the slug's two pairs of tentacles, one pair for seeing, one pair for smelling (it can see you're a kid and smell like broccoli), its breathing hole (on the side of its head!), and its pretty gross mucous covering (in order to find a partner, the slug can follow another slug's mucous trail. True love!). Although silly and off-the-wall, The Slug contains real information that will tie in with curriculum.

    These guys are now nature’s ROCK STARS! If you’re age 5, you’re probably as tall as an Emperor. But why do they throw up so much? March this way, and find out all!National Geographic supports K-12 educators with ELA Common Core Resources.Visit www.natgeoed.org/commoncore for more information.