Henrietta spent years measuring star positions and sizes from photographs taken by the telescope at the Harvard College Observatory, where she worked. After Henrietta observed that certain stars had a fixed pattern to their changes, her discovery made it possible for astronomers to measure greater and greater distances—leading to our present understanding of the vast size of the universe.An astronomer of her time called Henrietta Leavitt “one of the most important women ever to touch astronomy,” and another close associate said she had the “best mind at the Harvard Observatory.” Henrietta Leaveitt's story will inspire young women and aspiring scientists of all kinds and includes additional information about the solar system and astronomy.

    It was a feat of remarkable ingenuity and determination and one of the most remarkable stories of the revolutionary war. Here the perils and adventure of his journey come to life through Don Brown's vivid and evocative artwork.

    Mama Africa, as they called her, raised her voice to help combat these injustices at jazz clubs in Johannesburg; in exile, at a rally beside Dr. Martin Luther King, Jr.; and before the United Nations.

    His neighborhood is empty--except for the many cats left behind.Alaa loves Aleppo, but when war comes his neighbors flee to safety, leaving their many pets behind. Alaa decides to stay--he can make a difference by driving an ambulance, carrying the sick and wounded to safety. One day he hears hungry cats calling out to him on his way home. They are lonely and scared, just like him. He feeds and pets them to let them know they are loved. The next day more cats come, and then even more! There are too many for Alaa to take care of on his own. Alaa has a big heart, but he will need help from others if he wants to keep all of his new friends safe.

    Magic Ramen tells the true story behind the creation of one of the world's most popular foods.Every day, Momofuku Ando would retire to his lab—a little shed in his backyard. For years, he'd dreamed about making a new kind of ramen noodle soup that was quick, convenient, and tasty for the hungry people he'd seen in line for a bowl on the black market following World War II. Peace follows from a full stomach, he believed.Day after day, Ando experimented. Night after night, he failed. But Ando kept experimenting.With persistence, creativity, and a little inspiration, Ando succeeded. This is the true story behind one of the world's most popular foods.

    He danced up one avenue and down another and everyone danced along. The old ladies whistled and whirled. The old men hooted and hollered. The barbers, bead twirlers, and beignet bakers bounded behind that one-man parade. But then came the rising Mississippi—and a storm greater than anyone had seen before. In this heartwarming book about a real garbage man, Phil Bildner and John Parra tell the inspiring story of a humble man and the heroic difference he made in the aftermath of Hurricane Katrina. Plus, this is a fixed-format version of the book, which looks nearly identical to the print version.

     After receiving a stuffed animal chimpanzee for her first birthday, Jane Goodall's love of animals only grew. She saw what humans and animals had in common, not what makes us different, and used that to advocate for animal rights everywhere, becoming famous for her work with chimpanzees.This friendly, fun biography series inspired the PBS Kids TV show Xavier Riddle and the Secret Museum. One great role model at a time, these books encourage kids to dream big. Included in each book are:- A timeline of key events in the hero's history - Photos that bring the story more fully to life - Comic-book-style illustrations that are irresistibly adorable - Childhood moments that influenced the hero - Facts that make great conversation-starters - A character trait that made the person heroic and that readers can aspire toYou'll want to collect each book in this dynamic, informative series!

    But by using the arrangement of the words on the page to convey the meaning of the poem, concrete or shape poems are also easy to write! From the author of the incredibly inventive Lemonade: And Other Poems Squeezed from a Single Word comes another clever collection that shows kids how to look at words and poetry in a whole new way.

    And when she looked around, she was amazed to find them everywhere! In her family, among her friends, even down the street--there were superheroes wherever she looked. And those superheroes showed her that all you need to do to be a superhero is to be the best that you can be.In this empowering and joyful picture-book memoir that speaks directly to kids, Kamala Harris takes readers through her life and shows them that the power to make the world a better place is inside all of us. And with fun and engaging art by Mechal Renee Roe, as well as a guide to being a superhero at the end, this book is sure to have kids taking up the superhero mantle (cape and mask optional).

    But first, he was a boy named Malcolm Little. Written by his daughter, this inspiring picture book biography celebrates a vision of freedom and justice.Bolstered by the love and wisdom of his large, warm family, young Malcolm Little was a natural born leader. But when confronted with intolerance and a series of tragedies, Malcolm’s optimism and faith were threatened. He had to learn how to be strong and how to hold on to his individuality. He had to learn self-reliance. Together with acclaimed illustrator AG Ford, Ilyasah Shabazz gives us a unique glimpse into the childhood of her father, Malcolm X, with a lyrical story that carries a message that resonates still today—that we must all strive to live to our highest potential.

    Twelve-year-old Cindy has just dipped a toe into seventh-grade drama—with its complicated friendships, bullies, and cute boys—when she earns an internship as a cub reporter at a local newspaper in the early 1970s. A (rare) young female reporter takes Cindy under her wing, and Cindy soon learns not only how to write a lede, but also how to respectfully question authority, how to assert herself in a world run by men, and—as the Watergate scandal unfolds—how brave reporting and writing can topple a corrupt world leader. Searching for her own scoops, Cindy doesn’t always get it right, on paper or in real life. But whether she’s writing features about ghost hunters, falling off her bicycle and into her first crush, or navigating shifting friendships, Cindy grows wiser and more confident through every awkward and hilarious mistake.

    But their differing views on how to run the newly created United States turned them into the worst of friends. They each became leaders of opposing political parties, and their rivalry followed them to the White House. Full of both history and humor, this is the story of two of America's most well-known presidents and how they learned to put their political differences aside for the sake of friendship.

    Full of striking, singular art, this collection also contains infographics about relevant topics such as lab equipment, rates of women currently working in STEM fields, and an illustrated scientific glossary. The women profiled include well-known figures like primatologist Jane Goodall, as well as lesser-known pioneers such as Katherine Johnson, the African-American physicist and mathematician who calculated the trajectory of the 1969 Apollo 11 mission to the moon.

    Who was Grace Hopper? A software tester, workplace jester, cherished mentor, ace inventor, avid reader, naval leader—AND rule breaker, chance taker, and troublemaker. Grace Hopper coined the term “computer bug” and taught computers to “speak English,” and throughout her life succeeded in doing what no one had ever done before. Delighting in difficult ideas and in defying expectations, the insatiably curious Hopper truly is “Amazing Grace” . . . and a role model for science- and math-minded girls and boys.

    Dad has been away at WWII for longer than she can remember, and they begin their journey of reconnection through a hunting shirt, cherry pie, tender conversation, and the crow call. This allegorical story shows how, like the birds gathering above, the relationship between the girl and her father is graced with the chance to fly.