Here are 12 "hypotheses," as well as lists of "what you need," "what to do," and "what happened" that are sure to make young readers laugh out loud as they learn how to conduct science experiments (really!). Jenny Offill and Nancy Carpenter—the ingenious pair that brought you 17 Things I'm Not Allowed to Do Anymore—have outdone themselves in this brilliant and outrageously funny book.

    She imagined herself surrounded by billions of stars, floating, gliding, and discovering.She wanted to be an astronaut.Her mom told her, "If you believe it, and work hard for it, anything is possible.”Little Mae’s curiosity, intelligence, and determination, matched with her parents' encouraging words, paved the way for her success at NASA as the first African American woman to travel in space.

    After all, Kate grew up among the towering pines and redwoods of Northern California. But after becoming the first woman to graduate from the University of California with a degree in science, she took a job as a teacher far south in the dry desert town of San Diego. Where there were almost no trees.Kate decided that San Diego needed trees more than anything else. So this trailblazing young woman singlehandedly started a massive movement that transformed the town into the green, garden-filled oasis it is today. Now, more than 100 years after Kate first arrived in San Diego, her gorgeous gardens and parks can be found all over the city.Part fascinating biography, part inspirational story, this moving picture book about following your dreams, using your talents, and staying strong in the face of adversity is sure to resonate with readers young and old.

     Step by step, this picture book explains how homes are built--from the architect's plans through the arrival of a happy family. The many processes of construction are explained with simple language and bright, clear illustrations, perfect for kids starting to wonder about how the world around them works.Many different careers--including carpenters, plumbers, electricians, and landscapers--are introduced, each doing their part to bring the picture wood-frame house to life. A great read for kids who love construction sites, or who can't get enough of Building a House by Byron Barton.According to The Washington Post, Gail Gibbons "has taught more preschoolers and early readers about the world than any other children's writer-illustrator." Ms. Gibbons is the author of more than 100 books for young readers, including the bestselling titles From Seed to Plant and Monarch Butterfly. Her many honors include the Washington Post/Childrens Book Fuild Nonfiction Award and the NSTA Outstanding Science Trade Book Award.

    Frizzle, the strangest teacher in school, takes her class on a field trip to the waterworks, everyone ends up experiencing the water purification system from the inside.

    But do you know about the mathematical genius who made sure that Apollo 13 returned safely home?As a child, Katherine Johnson loved to count. She counted the steps on the road, the number of dishes and spoons she washed in the kitchen sink, everything! Boundless, curious, and excited by calculations, young Katherine longed to know as much as she could about math, about the universe.From Katherine's early beginnings as a gifted student to her heroic accomplishments as a prominent mathematician at NASA, this is the story of a groundbreaking American woman who not only calculated the course of moon landings but, in turn, saved lives and made enormous contributions to history.

    They saw Mark Twain as "a humorist joking at everything." But he was so much more, and Susy was determined to set the record straight. In a journal she kept under her pillow, Susy documented her world-famous father-from his habits (good and bad!) to his writing routine to their family's colorful home life. Her frank, funny, tender biography (which came to be one of Twain's most prized possessions) gives rare insight and an unforgettable perspective on an American icon. Inserts with excerpts from Susy's actual journal give added appeal.

    Newbery Honor-winning poet Joyce Sidman presents another unusual blend of fine poetry and fascinating science illustrated in exquisite hand-colored linocuts by Caldecott Honor artist Beckie Prange.Ubiquitous (yoo-bik-wi-tuhs): Something that is (or seems to be) everywhere at the same time.Why is the beetle, born 265 million years ago, still with us today? (Because its wings mutated and hardened). How did the gecko survive 160 million years? (By becoming nocturnal and developing sticky toe pads.) How did the shark and the crow and the tiny ant survive millions and millions of years? When 99 percent of all life forms on earth have become extinct, why do some survive? And survive not just in one place, but in many places: in deserts, in ice, in lakes and puddles, inside houses and forest and farmland? Just how do they become ubiquitous?

    Packs shows how togetherness and teamwork help many creatures thrive.Groups, packs, herds of millions, and more–our world teems with animals on land, air, and sea.  Packs is an inspiring celebration of how togetherness helps many creatures thrive, in both nonhuman and human communities.   Hannah Salyer’s stunning selection reminds us that teamwork is universal, there is brilliance in biodiversity, and there is strength in numbers. Includes an author’s note encouraging community engagement and activism, as well as a fun visual index of the animals featured.

    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.

     If there was one thing James loved to do more than anything else, it was to be in the great outdoors watching his beloved feathered friends. In the fall of 1804, he was determined to find out if the birds nesting near his Pennsylvania home would really return the following spring. Through careful observation, James laid the foundation for all that we know about migration patterns today. Capturing the early passion of this bird-obsessed young man as well as the meticulous study and scientific methods behind his research, this lively, gorgeously illustrated biography will leave young readers listening intently for the call of birds large and small near their own home.

    A publishing event!"If you decide to go to the moon," writes Faith McNulty, "read this book first. It will tell you how to get there and what to do after you land. The most important part tells you how to get home.Written in the second person, the text allows the reader to participate in every aspect of the journey, from packing ("don't forget your diary and plenty of food") to liftoff (at first you'll feel heavy; don't worry") to traveling through space (where "the moon glows like a pearl in the black, black sky"). The reader lands at the Sea of Tranquility, the site of the first lunar landing.

    Symmetry is when one shape looks the same if you flip, slide, or turn it. It's in words and even letters. It's in both nature and man-made things. In fact, art, design, decoration, and architecture are full of it. This clear and concise book explains different types of symmetry and shows you how to make your own symmetrical masterpieces. Notes and glossary are included.

    You’ll fall in love with bad-boy Mateo, ooh and ahh over baby Biscuit, and want to wrap your arms around champion cuddle buddy Ubu!From British filmmaker and sloth expert Lucy Cooke comes a hilarious, heart-melting photographic picture book starring the laziest—and one of the cutest—animals on the planet.

    Born the youngest daughter of a poor family in Hanover, Germany, she was scarred from smallpox, stunted from typhus and used by her parents as a scullery maid. But when her favorite brother, William, left for England, he took her with him. The siblings shared a passion for stars, and together they built the greatest telescope of their age, working tirelessly on star charts. Using their telescope, Caroline discovered fourteen nebulae and two galaxies, was the first woman to discover a comet, and became the first woman officially employed as a scientist by no less than the King of England! The information from the Herschels star catalogs is still used by space agencies today.