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.

    When she was just twelve years old, Mattie designed a metal guard to prevent shuttles from shooting off textile looms and injuring workers. As an adult, Mattie invented the machine that makes the square-bottom paper bags we still use today. However, in court, a man claimed the invention was his, stating that she “could not possibly understand the mechanical complexities.” Marvelous Mattie proved him wrong, and over the course of her life earned the title of “the Lady Edison.”   With charming pen-and-ink and watercolor illustrations, this introduction to one of the most prolific female inventors will leave readers inspired.   Marvelous Mattie is a 2007 Bank Street - Best Children's Book of the Year.

    Back in the 1830s, who was a young blacksmith from Vermont, about to make his mark on American history? John Deere, that’s who!Who moved to Illinois, where farmers were struggling to plow through the thick, rich soil they called gumbo? Who tinkered and and tweaked and tested until he invented a steel plow that sliced into the prairie easy as you please?Long before the first tractor, who changed farming forever? John Deere, that’s who!Beautiful illustrations—including spectacular landscapes—reflect the time period and bring John Deere's remarkable story to life.

    But in his mind, he envisions himself traveling at a speed beyond imagining, on a beam of light. This brilliant mind will one day offer up some of the most revolutionary ideas ever conceived. From a boy endlessly fascinated by the wonders around him, Albert Einstein ultimately grows into a man of genius recognized the world over for profoundly illuminating our understanding of the universe. Jennifer Berne and Vladimir Radunsky invite the reader to travel along with Einstein on a journey full of curiosity, laughter, and scientific discovery. Parents and children alike will appreciate this moving story of the powerful difference imagination can make in any life.

    With BAMS! POPS! BANGS! he experimented time and time again with one mission: make his rockets fly!

    Ben Franklin developed his first invention while doing what he loved best: swimming! Ben's Big Splash is the story of Franklin's first invention, his journey through the scientific method, and the surprising successes that result when you're willing to make mistakes. Barb Rosenstock’s rhythmic, whimsical style is the perfect complement to S. D. Schindler’s pen and ink and watercolor illustrations. Together they recreate history in an engaging and unique way. Both author and illustrator worked closely with Franklin experts, and the book includes Franklin quotes, an extensive author’s note, timeline, and bibliography.

    A rat-a-tat speaker, Melvil was a persistent (and noisy) advocate for free public libraries. And while he made enemies along the way as he pushed for changes--like his battle to establish the first library school with women as students, through it all he was EFFICIENT, INVENTIVE, and often ANNOYING as he made big changes in the world of public libraries--changes still found in the libraries of today!

    This is the first picture book biography of Dr. Seuss, written especially for his young fans who want to know what made him tick. The animals in the zoo that his father ran and his fondness for drawing them, the injustices he suffered as the child of German immigrants, and his inherent sense of humor all fed into the imagination of this boy. He was a square peg in a round hole until he found that he could make a living doing exactly what he pleased—doodling and writing funny things about the world as he saw it.The last section of the book outlines the important events in his adult life. In addition to the evocative paintings by Steve Johnson and Lou Fancher, the book is profusely decorated with art from Dr. Seuss books.

    She knew how many miles it was to the moon (and how many back). She loved studying algebra and geometry and calculus and using math to solve problems in the outside world.Soon math led her to MIT and then to helping NASA put a man on the moon! She handwrote code that would allow the spacecraft’s computer to solve any problems it might encounter. Apollo 8. Apollo 9. Apollo 10. Apollo 11. Without her code, none of those missions could have been completed.Dean Robbins and Lucy Knisley deliver a lovely portrayal of a pioneer in her field who never stopped reaching for the stars.

    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.

    Over the course of the next three-and-a-half years, twelve lunar explorers, including Alan Shepard and Gene Cernan, touched down on the moon's surface. Author and engineer Suzanne Slade reveals how the Apollo missions (1969-1972) built upon one another and led to important discoveries about our nearest neighbor in space. Back matter includes an afterword by Alan Bean (1932-2018), the fourth person to walk on the moon.

    purple mountains’ majesty, mauvelous, jungle green, razzmatazz… What child doesn't love to hold a crayon in their hands?  But children didn't always have such magical boxes of crayons. Here’s the true story of an inventor who so loved nature’s vibrant colors that he found a way to bring the outside world to children – in a box for only a nickel!

    Some women could be teachers or seamstresses, but career options were few. Certainly no women were doctors. But Elizabeth refused to accept the common beliefs that women weren’t smart enough to be doctors, or that they were too weak for such hard work. And she would not take no for an answer. Although she faced much opposition, she worked hard and finally—when she graduated from medical school and went on to have a brilliant career—proved her detractors wrong. This inspiring story of the first female doctor shows how one strong-willed woman opened the doors for all the female doctors to come.

    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 in private, she was something more: a brilliant inventor. And for many years only her closest friends knew her secret. The story of how, during World War Two, Lamarr developed a groundbreaking communications system that still remains essential to the security of today’s technology.