Library Technology

This fascinating look at history's most mysterious messages is packed with puzzles to decode and ciphers that kids can use themselves. Here are the encrypted notes of Spartan warriors, the brilliant code-crackers of Elizabeth I, secret messages of the American Revolution, spy books of the Civil War, the famous Enigma Machine, and the Navajo code talkers. As computers change the way we communicate, codes today are more intriguing than ever. From invisible ink to the CIA, this exciting trip through history is a hands-on, interactive experience - so get cracking!

The perfect biography to "bite into" at the start of a new school year! Children are sure to be fascinated by the eccentric and legendary Johnny Appleseed, a man who is best known for bringing apple trees to the Midwest. Over John Chapman’s lifetime, he saw the country grow and start to spread westward. Traveling alone - in bare feet and sporting a pot on his head! - Johnny left his own special mark planting orchards that helped nourish new communities.

Amelia Earhart refused to accept no for an answer; she dared to do what no one had ever done before and became the first woman to fly a plane all the way across the Atlantic Ocean. This audiobook follows her from childhood to her first flying lessons and onward to her multi-record-breaking career as a pilot.

Flight. Loneliness. Fear. Danger. Courage. Charles Lindbergh considered all these things and more when he set out for Paris on the morning of May 20, 1927, with only two compasses and the stars for his guides. Experience all the drama of Lindbergh's history-making flight with startling intimacy as you travel along with the first pilot to fly solo across the Atlantic, and follow the courage and endurance of one man who dared to make his dream come true.

Born in 1860s Missouri, nobody expected George Washington Carver to succeed. Slaves were not allowed to be educated. After the Civil War, Carver enrolled in classes and proved to be a star student. He became the first black student at Iowa State Agricultural College and later its first black professor. He went on to the Tuskegee Institute where he specialized in botany (the study of plants) and developed techniques to grow crops better. His work with vegetables, especially peanuts, made him famous and changed agriculture forever.

On July 20, 1969, Neil Armstrong stepped on the moon and, to an audience of over 450 million people, proclaimed his step a giant leap for mankind. This Eagle Scout built his own model planes as a little boy and then grew up to be a test pilot for experimental aircraft before becoming an astronaut.

Ancient people from many different cultures - Greek, Roman, Mezo-American, Arab - all looked up and imagined pictures in the sky by "drawing" a line from one star to another, like a connect-the-dots puzzle. These star pictures - constellations - represented myths and legends from the various cultures that still fascinate us today.

When he was nine years old, Neil deGrasse Tyson went on a trip that would change his life. While visiting the Hayden Planetarium at the Museum of Natural History in New York City, he discovered the world of astronomy and felt like the universe was calling to him. He answered that call by diving deep into astronomy courses. After graduating from the Bronx High School of Science, he went on to earn a doctorate in astrophysics and eventually found his way back to the Hayden Planetarium as a staff scientist and, later, as its director.

Pocket Change Collective is a series of small books with big ideas from today's leading activists and artists. In this installment, Earth Guardians Youth Director and hip-hop artist Xiuhtezcatl Martinez shows us how his music feeds his environmental activism and vice versa. Martinez visualizes a future that allows us to direct our anger, fear, and passion toward creating change. Because, at the end of the day, we all have a part to play.

This friendly, fun biography series focuses on the traits that made our heroes great - the traits that kids can aspire to in order to live heroically themselves. Each book tells the story of an icon in a lively, conversational way that works well for the youngest nonfiction listeners and that always includes the hero's childhood influences. This book features Leonardo da Vinci, the Renaissance artist and inventor.

This friendly, fun biography series focuses on the traits that made our heroes great - the traits that kids can aspire to in order to live heroically themselves. Each book tells the story of an icon in a lively, conversational way that works well for the youngest nonfiction listeners and that always includes the hero's childhood influences. This volume features Founding Father and scientist Benjamin Franklin.

In this chapter book biography by award-winning author Atia Abawi, listeners learn about the amazing life of Sally Ride - and how she persisted. As the first American woman in space, Sally Ride broke barriers and made her dreams come true. But she wanted to do even more! After leaving NASA, she created science and engineering programs that would help other girls and women make their dreams come true as well.

Renowned American astrophysicist Hakeem Oluseyi (born James Plummer) pens a gripping, gritty coming-of-age memoir, from young boy to graduate-school student, that will resonate with teenagers, especially those of color, who are facing many choices and obstacles as they navigate their young adult lives.

This friendly, fun biography series focuses on the traits that made our heroes great--the traits that kids can aspire to in order to live heroically themselves. Each book tells the story of an icon in a lively, conversational way that works well for the youngest nonfiction listeners and that always includes the hero's childhood influences. This book features I. M. Pei, the award-winning Chinese American architect whose projects include the John F. Kennedy Library and the pyramid at the Louvre.

Do you ever wonder how video gaming was invented? What came before your PlayStation or Xbox? This is the story of Ralph Baer, a refugee from Nazi Germany, who used his skills—and a lot of ingenuity and persistence—to make life a little more fun.

Machine learning and deep learning are changing technology as we know it. Critical infrastructure decisions are now driven by fine-tuned algorithms trained with huge data sets. In this guide, you're going to be handed all the information and tools you need to transform data into powerful insights.

In 1961, Betty and Barney Hill claimed to have experienced a bizarre night that included extraterrestrials, flying saucers, and a few lost hours during which they could recall very little until they underwent hypnosis. Their mysterious story was just the first of many that have been told by people who have since come forward with their own similar experiences. Although there are thousands of people who claim to have experienced alien abduction, much of the world remains skeptical.

Rosalind Franklin loved science, but when she was young, there weren’t many woman scientists. Still, she persisted in pursuing her dreams, becoming a scientist and playing a key role in the discovery of the double-helix structure of DNA (what we’re all made up of). Though her male colleagues took credit for her work at the time, we now know just how important her discoveries were to figuring out what our DNA looks like and how it works!

What Do We Know About Crop Circles? lets curious young listeners learn about the phenomenon of crop circles and how they came to be one of the most studied mysteries of the natural world. Learn about all of the rational and fanciful explanations for these flattened patterns in crops all over the world, from the United Kingdom to Australia. Artists and hoaxers alike have claimed credit for these massive projects, but some people think that the source could be paranormal. Are these circles an elaborate prank, or could they be something more?

Imagine over three million square miles of sand dunes that are as tall as a ten-story building. That place is real—it's the Sahara Desert! Vast, yes! And home to fascinating creatures such as ostriches and fennec foxes as well as amazing plant life. The shallow roots of the mesquite tree can grow almost 200 feet across to absorb water.