Using the insights of great mathematicians and endlessly observing the sky, he succeeded in confirming two things that altered human life forever: that there are more galaxies than our own, and that the universe is always expanding. Hubble’s message to us is to find peace in the vastness of the mystery surrounding us, and to be curious. “We do now know why we are born into the world,” he said, “but we can try to find out what sort of world it is.”

    Decades ago, astronauts brought back 850 pounds of rocks from their lunar journeys; the U.S. gave some away as “goodwill” gifts to the world’s nations. Over time, many of them disappeared, stolen or lost in the aftermath of political turmoil, and offered for millions on the black market. Gutheinz, first as a NASA investigator and then the leader of a intrepid group of students, has dedicated his life to getting them back. Author Joe Kloc tells a wild story of geopolitics, crime, science, and one man’s obsession with keeping the moon out of the wrong hands.

    From dazzling blue lapis lazuli to volcanic snowflake obsidian, an incredible variety of rocks are showcased in all their splendor. Poetic in voice and elegant in design, this book introduces an array of facts, making it equally perfect for classroom sharing and family reading.

    Join our characters as they visit outer space, watch the Earth go through its earliest stages, and gaze in wonder at the earliest forms of life. Young readers will gain a basic understanding of evolution, and perhaps more importantly, what we can learn from it: to be kind to one another, as we are all related in the same family tree.

    In simple, soaring language and breathtaking art, acclaimed author-illustrator Evan Turk has created a stirring ode to nature and nation. From the rugged coast of Maine to the fiery volcanoes of Hawaii, You Are Home reminds us that every animal, plant, and person helps make this land a brilliant, beautiful sanctuary of life.

    Filled with fun dinosaur facts (a T. Rex skull can weigh up to 750 pounds!) and an informational "Dinometer," Dinosaur Bones is sure to make young dinosaur enthusiasts roar with delight.

    Award-winning author Gail Gibbons also relates the special role pumpkins played in the first Thanksgiving, the history behind carving pumpkins into jack'o'lanterns, and how pumpkins are still part of our celebrations today. The book features bold, clearly-labeled illustrations, directions for drying seeds, and even how to carve funny or scary faces into your pumpkin (with an adult's help), along with a fascinating section on pumpkin facts and lore. Perfect for aspiring farmers and kids who can't wait for Halloween!

         From the moon to the stars, from the Earth to Mars, here is an exuberant celebration of our celestial surroundings that's certain to become a universal favorite among aspiring astronomers everywhere.      Includes die-cut pages and a glossary of space terms.

    The final spread will open up into a gatefold showing a photograph of the full Titanosaur skeleton on display at the museum. Chock-full of back matter like a glossary and extra information and photographs from the dig, and an inside jacket poster of the Titanosaur, kids of all ages will devour this book.

    but only half as tall as an ostrich, which is half as tall as a giraffe... twenty times smaller than a California Redwood! How do they compare to the tallest buildings? To Mt. Everest? To stars, galaxy clusters, and . . . the universe?

     Gain a whole new understanding of underthings as you:Learn which ruler was buried with over 100 pairs of underwear.Discover how people kept their underclothes from falling off before elastic was invented.Find out why some underwear was made from feathers.And much, much more!Zany illustrations add to the humor, and step-by-step instructions teach real dyeing and washing techniques used hundreds of years ago. Interact with the topic directly by turning the reveal wheel on the front cover to see underwear evolve through the ages.

    Growing up in Mexico City, Mario was a curious boy who studied hidden worlds through a microscope. As a young man in California, he discovered that CFCs, used in millions of refrigerators and spray cans, were tearing a hole in the earth's protective ozone layer. Mario knew the world had to be warned--and quickly. Today Mario is a Nobel laureate and a recipient of the Presidential Medal of Freedom. His inspiring story gives hope in the fight against global warming.

    As an adult, she dives even deeper. Whether she's designing submersibles, swimming with the whales, or taking deep-water walks, Sylvia Earle has dedicated her life to learning more about what she calls "the blue heart of the planet." With stunningly detailed pictures of the wonders of the sea, Life in the Ocean tells the story of Sylvia's growing passion and how her ocean exploration and advocacy have made her known around the world. This picture book biography also includes an informative author's note that will motivate young environmentalists.Life in the Ocean is one of The Washington Post's Best Kids Books of 2012

    An attractive and informative volume for young stargazers.” —Kirkus Reviews“Manley’s writing swings gracefully between factual descriptions … and more lyrical observations: “All stars twinkle, but some stars also seem to wink at us... as if saying, ‘I know a secret.’ ” … Richly informative prose and intimate yet expansive art show a child’s contagious enthusiasm for the book’s subject. Includes a timeline of astronomical discoveries and suggestions for further reading.” —Publishers WeeklyDo you wonder if humansare the only beingswho wonderif they are alone in the universe?Our sun is a star.In the night sky are all kinds of stars, and orbiting those starsare planets like the ones in our own solar system.Could those planets have lifelike we do on Earth?Planet Earth is not too big, not too small, not too hot, and not too cold. It's just right.Our very own Goldilocks planet . . . .Follow a young girlas she explores these questionsin this gorgeous book about the wondrous searchfor another Goldilocks planet.

    Built in MMVIII. Roman numerals are everywhere---on clocks, in books, and on buildings. But what do Roman numerals mean, and how does one use them? Fun with Roman Numerals is a straightforward and appealing introduction to a timely topic. On a scale of I to X, it's an XI!