Unfortunately, it can also have a big impact on our planet.Earth Hour--a worldwide movement in support of energy conservation and sustainability--takes place each March and is sponsored by the World Wildlife Fund for Nature (WWF). During Earth Hour, individuals, communities, and businesses in more than 7,000 cities turn off nonessential electric lights for one hour. Across each continent--from the Eiffel Tower to the Great Wall of China to the Statue of Liberty--one small act reminds all of us of our enormous impact on planet Earth.

    This observation would guide the scientist to a groundbreaking discovery about elephant communication: elephants actually listen with their limbs.

    Now, her mama always told her that if she wanted something, “to jump at de sun”, because even though you might not land quite that high, at least you’d get off the ground. So Zora jumped from place to place, from the porch of the general store where she listened to folktales, to Howard University, to Harlem. And everywhere she jumped, she shined sunlight on the tales most people hadn’t been bothered to listen to until Zora. The tales no one had written down until Zora. Tales on a whole culture of literature overlooked…until Zora. Until Zora jumped.

    Their creations are some of the most enduring (the windshield wiper) and best loved (the chocolate chip cookie). What inspired these women, and just how did they turn their ideas into realities?Features women inventors Ruth Wakefield, Mary Anderson, Stephanie Kwolek, Bette Nesmith Graham, Patsy O. Sherman, Ann Moore, Grace Murray Hopper, Margaret E. Knight, Jeanne Lee Crews, and Valerie L. Thomas, as well as young inventors ten-year-old Becky Schroeder and eleven-year-old Alexia Abernathy. Illustrated in vibrant collage by Caldecott Honor artist Melissa Sweet.

    . . some kind of weird magical unicorn land? Pacey may not believe in unicorns, but she's not about to let her little sister be kidnapped, so she does the only thing she can: follows them to unicorn land (that she totally does NOT believe in). And for the record, it's NOTHING like the stories. First off, what's up with Slasher's attitude? It's not Pacey's fault he's trapped in a ridiculous stuffed body. And that Alpha Unicorn guy? NOT. Nice. Pacey will just be grabbing Mina and taking her home, thankyouverymuch . . . that is, if she can work with the grumpiest unicorn stuffy ever to outsmart the Evil Alpha Unicorn and find the way out--preferably without stepping on any poisonous killer flowers. (WHAT IS WITH THIS PLACE ANYWAY?!)

    There would be no honey, no beeswax for candles, and, worst of all, barely a fruit, nut, or vegetable to eat. So imagine beekeeper Dave Hackenburg’s horror when he discovered twenty million of his charges had vanished. Those missing bees became the first casualties of a mysterious scourge that continues to plague honey bee populations today. In The Hive Detectives, Loree Griffin Burns profiles bee wranglers and bee scientists who have been working to understand colony collapse disorder, or CCD. In this dramatic and enlightening story, readers explore the lives of the fuzzy, buzzy insects and learn what might happen to us if they were gone.

    These gorgeously illustrated graphic novels offer wildly entertaining views of their subjects. Whether you're a fourth grader doing a natural science unit at school or a thirty-year-old with a secret passion for airplanes, these books are for you!Did you know that crows make their own tools, lead complex social lives, and never forget a human face? Scientists are just beginning to unlock the secrets of the crow's brain to discover how these avian Einsteins can be as smart as some primates, and even perform some of the same cognitive feats as human children! Crows have problem-solving skills that will make you you rethink what it means to be a bird brain!

    An adventurer who endured extremes of cold and blizzards; tackled treacherous terrain where one wrong step could be fatal; struggled through sastrugi, ice rubble and emotional lows to achieve an extraordinary goal.Along the way, she made a sandwich for online trolls, inspired young people, and made international headlines.At sixteen, Jade Hameister became the youngest person in history to complete the Polar Hat Trick.Jade is:*The youngest person to ski from the coast of Antarctica to South Pole unsupported and unassisted* The first Australian woman in history to ski coast to Pole unsupported and unassisted* The first woman to set a new route to the South Pole* The youngest to ski to both Poles* The youngest to complete the Polar Hat Trick.

    If you had a beaver's, you'd have orange teeth! And if you had a naked mole rat's set of teeth, you could move each one separately, like chopsticks! The animal kingdom has lots of cool teeth, but yours are pretty awesome, too!

    But what will happen when they encounter a group of humans?Humorous and entertaining, Jeffrey Brown’s signature comical touch enlivens the scientific and historical content, including a special paleontologist section that helps to dispel common Neanderthal myths.

    But things change when Sila accompanies her father (who is a mechanic) outside their Oregon town to fix a truck. There, behind an enormous stone wall, she meets a grandfatherly man who only months before won the state lottery. Their new alliance leads to the rescue of a circus elephant named Veda, and then to a friendship with an unusual boy named Mateo, proving that comfort and hope come in the most unlikely of places.

    These gorgeously illustrated graphic novels offer wildly entertaining views of their subjects. Whether you're a fourth grader doing a natural science unit at school or a thirty-year-old with a secret passion for airplanes, these books are for you!In Trees: Kings of the Forest we follow an acorn as it learns about its future as Earth's largest, longest-living plant. Starting with the seed's germination, we learn about each stage until the tree's maturation, different types of trees, and the roles trees take on in our ecosystem.

    But fresh off a train from Pittsburgh, Nellie knew she was destined for more and pulled a major journalistic stunt that skyrocketed her to fame: feigning insanity, being committed to the notorious asylum on Blackwell's Island, and writing a shocking exposé of the clinic’s horrific treatment of its patients.   Nellie Bly became a household name as the world followed her enthralling career in “stunt” journalism that raised awareness of political corruption, poverty, and abuses of human rights. Leading an uncommonly full life, Nellie circled the globe in a record seventy-two days and brought home a pet monkey before marrying an aged millionaire and running his company after his death.   With its sensational (and true!) plot, Ten Days a Madwoman dares its readers to live as boldly as its remarkable heroine.

    Harry was a veterinarian. But he was also a soldier in training for World War I. Harry named the bear Winnie, short for Winnipeg, his company’s home town, and he brought her along to the training camp in England. Winnie followed Harry everywhere and slept under his cot every night. Before long, she became the regiment’s much-loved mascot. But who could care for the bear when Harry had to go to the battleground in France? Harry found just the right place for Winnie while he was away — the London Zoo. There a little boy named Christopher Robin came along and played with Winnie — he could care for this bear too! Sally Walker’s heartwarming story, paired with Jonathan Voss’s evocative illustrations, brings to life the story of the real bear who inspired Winnie the Pooh.

    The furious dictator sought merciless revenge against not only Christa’s father and the other Germans who had just tried to overthrow his government. He wanted to torment their relatives, too, regardless of age or stature. All of them. Including every last child.Praise for Ann Bausum’s The March Against Fear "An exceptionally well-written and -researched chronicle of a crucial civil rights turning point."--Kirkus, starred review"This exemplary look into civil rights history concludes with perspective and encouragement regarding ongoing struggles for social change."--Publishers Weekly, starred review"A must-have volume."--School Library Journal, starred review