New York City in the 1860s was a mess: crowded, disgusting, filled with garbage. You see, way back in 1860, there were no subways, just cobblestone streets. That is, until Alfred Ely Beach had the idea for a fan-powered train that would travel underground. On February 26, 1870, after fifty-eight days of drilling and painting and plastering, Beach unveiled his masterpiece—and throngs of visitors took turns swooshing down the track. The Secret Subway will wow readers, just as Beach’s underground train wowed riders over a century ago.

    She needed more room. She had to get out. She had to explore."Exploring was easier said than done in Victorian England. But Isabella persisted, and with each journey, she breathed in new ways to see and describe everything around her. Question by question, word by word, Isabella bloomed. First, out in the English countryside. Then, off to America and Canada. And eventually, around the world, to Africa, Asia, Australia, and more. This dashing picture book biography about the first female member of the Royal Geographic Society takes readers around the world with a daring nineteenth-century female explorer and author. Kristy Caldwell's detailed illustrations illuminate Bird's travels around the world, and Lori Mortensen's back matter, author's note, and bibliography will satisfy the curiosity of readers who want to learn more.

    This is the story of Dinosaur Lady.Mary Anning loved scouring the beach near her home in England for shells and fossils. She fearlessly climbed over crumbling cliffs and rocky peaks, searching for new specimens. One day, something caught Mary's eye.Bones. Dinosaur Bones.Mary's discoveries rocked the world of science and helped create a brand-new field of study: paleontology. But many people believed women couldn't be scientists, so Mary wasn't given the credit she deserved. Nevertheless, Mary kept looking and learning more, making discoveries that reshaped scientific beliefs about the natural world.Dinosaur Lady is a beautiful and brilliant picture book that will enlighten children about the discovery of the dinosaurs and the importance of female scientists. It also includes a timeline of Mary Anning's life and lots of fantastic fossil facts!

    It is a captivating celebration of one of humankind's greatest technical achievements and most extraordinary feats of exploration.The Apollo 11 astronauts have prepared carefully for their attempt to be the first men to land on the moon. The young narrator of this book has prepared carefully, too: he explains the design of the spacecraft, the flight from the earth to the moon, and the drama of touching down--while shadowing the astronaut's voyage with one of his own.

    Made him sigh.Edward White was the first American astronaut to walk in space. But before his spacewalk, he was just a boy who loved the stars. As he grew up, he would look up at the night sky in wonder--he knew that, one day, he would visit the stars themselves. In this touching and poignant picture book biography, we see how Edward's passion for the stars shaped the course of his life, and how he came to realize, even in the depths of space, what was ultimately most important to him--his family.With backmatter containing photos and more information on Edward's life, Candy Wellins and Courtney Dawson deliver a book that is as much a feast for readers' eyes as the stars were for Edward's.Praise for The Stars Beckoned An introduction to a space pioneer that's ideal for the youngest nonfiction readers. -- Publishers Weekly

    No one believes they can win, but they are determined to try. Based on the incredible true story behind the spacesuit that astronauts wore on the first moon walk and the team of women who sewed it together.-- "Journal"

    The planet is full of millions of species of plants, birds, animals, and microbes, and every single one -- including us -- is part of a big, beautiful, complicated pattern. When humans interfere with parts of the pattern, by polluting the air and oceans, taking too much from the sea, and cutting down too many forests, animals and plants begin to disappear. What sort of world would it be if it went from having many types of living things to having just one? In a beautiful follow-up, the creators of the award-winning Tiny Creatures: The World of Microbes deliver an inspiring look at the extraordinary diversity of Earth's inhabitants -- and the importance of their preservation.

    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.

    That is, until the day he gets a call from some Earth scientists telling him he isn’t a planet anymore! You probably wanted to meet a real planet, huh? So, Pluto takes the reader on a hilarious and informative journey through the solar system to introduce the other planets and commiserate about his situation along the way. Younger readers will be so busy laughing over Pluto’s interactions with the other planets, asteroids, moons, and even the sun, they won’t even realize just how much they’re learning about our solar system!

    And, it's true, many of them do. But Paul Erdos never followed the usual path. At the age of four, he could ask you when you were born and then calculate the number of seconds you had been alive in his head. But he didn't learn to butter his own bread until he turned twenty. Instead, he traveled around the world, from one mathematician to the next, collaborating on an astonishing number of publications. With a simple, lyrical text and richly layered illustrations, this is a beautiful introduction to the world of math and a fascinating look at the unique character traits that made "Uncle Paul" a great man.

    But the biggest question of all cannot be answered: Where did that one dot come from?One Day a Dot is a beautiful and vibrant picture book that uses the visual motif of circles as to guide young readers through the stages of life on Earth.

    He protected roots through harsh winters, so plants could be reborn in the spring. He trimmed flowers, spread soil, studied life cycles. And it was in this very place that George’s love of nature sprouted into something so much more—his future.

    They can be big, like a whale, tiny, like a shrimp, and even scary, like a shark.Even though sharks can be scary, we need them to keep the oceans healthy. Unfortunately, due to overfishing, many shark species are in danger of extinction, and that can cause big problems in the oceans and even on land.What would happen if this continued and sharks disappeared completely?Artist Lily Williams explores how the disappearance would affect other animals across the whole planet in this clever book about the importance of keeping sharks, and our oceans, healthy.

    It is thanks to Emily Warren Roebling that the bridge was finished at all.Emily was not an engineer, but she was educated in math and science. She married Washington Roebling, the chief engineer of the famous bridge. When Washington became ill from decompression sickness, Emily stepped in, doing everything from keeping the books, to carrying messages for her husband, to monitoring the construction of the bridge. She was the first person to cross the Brooklyn Bridge when it opened.Emily, who went on to study law among many other accomplishments, is an inspiration to all, as demonstrated through Frieda Wishinsky’s informative and engaging text and Natalie Nelson’s distinctive collage illustrations. Speech bubbles revealing imagined dialogue add a playful note to this historical account, which includes fascinating facts about the Brooklyn Bridge and a further reading list.

    The appendixes include texts of some of King's most famous speeches.