Títulos en Ciencia y tecnología

What dinosaur would you be if you had a bony ridge rising from the back of your skull and three horns poking up from the front? Answer: a triceratops! This book will keep you guessing as you find out how human skeletons are like—and unlike—those of dinosaurs!

Video games evolved over decades from simple consoles to cutting-edge entertainment in homes and arcades. In the twenty-first century, they've also become some of the world's most popular apps. Find out more about the technological innovations, major players, and controversies that have made video game history. And from the role of game cartridges to the power of the internet, learn how new inventions keep taking gaming to the next level.

When babies are born early, they often have trouble surviving. But special containers called incubators help babies grow by keeping them warm and protected. At first, people in the medical world were skeptical about incubators. But some trailblazing doctors believed in the technology—and put it on display across Europe and the United States. "Incubator exhibits" showed the public how incubators saved lives. The controversial displays led people to accept this medical innovation. Meet the doctors who invented the incubator and follow the incubator's fascinating rise with this history.

Cell phones allowed people to connect on the go, and smartphones have transformed the way we share information. From the earliest landlines to the minicomputers that link people across the world, discover the shifts in phone technology that shaped modern communication—and the people who made them happen. This history also shows the big changes in design, size, and battery life that took place before mobile phones hit the center of popular culture.

As the sun sets, night creatures awaken. In their rural backyard, a parent and child camp out, watching as fireflies flicker, bats flap, and rabbits race.

For decades, the blasts and howls of the electric guitar have been some of the defining sounds of popular music. But more than a century of effort and innovation had to happen before this instrument went electric. Learn about the master craftspeople who created the guitar as we know it, the inventors who figured out how to send guitar notes through amplifiers and give the guitar a bigger sound, and the musicians whose legendary playing put it at the center of rock 'n' roll.

Earth is home to trillions of germs. But for most of human history, people didn't know germs existed! Healers of the past had different ideas about illnesses and their cures. They blamed illnesses on other causes and sometimes tried dangerous treatments. The invention of tools such as the microscope changed everything, allowing doctors and scientists to see germs and study their effects. This vivid history profiles the people who helped discover germs. Discover the ongoing breakthroughs in research—and germs' surprising benefits for safety and sustainable energy.

Lena Blackburne loved baseball. He watched it, he played it, he coached it. But he didn't love the ways players broke in new baseballs. Tired of soggy, blackened, stinky baseballs, he found a better way. Thanks to a well-timed fishing trip and a top-secret mud recipe, Lena Blackburne Baseball Rubbing Mud was born. For seventy-five years, baseball teams have used Lena's magic mud to prepare baseballs before every game. Listen to the story of how Lena's mud went from a riverbank to the major leagues and all the way to the Hall of Fame.

For centuries, people misunderstood how the heart works. As our knowledge grew, heart surgery remained a dangerous medical procedure. Even after organ transplants become common, surgeons struggled to transplant hearts and keep patients alive. But small groups of pioneering doctors attempted this difficult surgery, changing the lives of patients. This history traces their leap forward and the medical world's newest advancements in heart health technology. Learn about innovations such as artificial hearts and 3D-printed living tissue.

Sneakers grew out of efforts to make more durable, more comfortable shoes—and became a major link between sports and fashion. Their sales rose with the popularity of tennis and exploded along with basketball, leading to celebrity endorsements, big-name brands, and continued technological breakthroughs. In the twenty-first century, sneakers are still evolving, along with "sneaker influencer" social media, smart tech, and other hot new trends.

Vaccines have been used to safely introduce people's bodies to diseases for centuries, and they save millions of lives each year. By giving people a weakened or dead version of a disease, a vaccine allows the body to develop antibodies which recognize and fight the disease later on. Early vaccinations used dry scabs from smallpox to promote smallpox immunity. Doctors and scientists across nations took and improved the method, developing vaccines for health crises from whooping cough to polio to COVID-19. This history features famous cases and current challenges.

Discover a jungle of repulsive plants in this gross guide! Learn about a flower that smells like rotting meat, a plant that swallows bugs, leaves that make you itch, and more.

These gross animals are fleshy, slimy, and deadly! Learn about blood-sucking fish, stinky skunks, scary goblin sharks and more. Discover how disgusting traits help these animals survive.

These creepy creatures will make your skin crawl! Learn about blood-sucking leeches, smelly stinkbugs, giant centipedes, and more. See how their disgusting behaviors keep these animals alive.

All his life, William Stanley searched for a wild place of his own. Growing up in the straightened-out city blocks of his childhood and finding some respite in summer trips to a cabin in the woods, he yearned for space, fragrant soil, tall trees, and the silence that surrounds them. In Hawaii, he learned of acres of land depleted from toxic agricultural practices, and he became determined to restore that land and create one of the most comprehensive palm gardens in the world. 

A tiny honeybee emerges through the wax cap of her cell. Driven to protect and take care of her hive, she cleans the nursery and feeds the larvae and the queen. But is she strong enough to fly? Not yet!  Apis builds wax comb to store honey and transfers pollen from other bees into the storage. She defends the hive from invaders. And finally, she begins her new life as an adventurer.  The confining walls of the hive fall away as Apis takes to the air, finally free, into a clear blue sky full of promise.

Este libro es una adaptación para niños y niñas del afamado título Hijos de las estrellas, de María Teresa Ruiz. En él, los lectores conocerán cómo la autora llegó a convertirse en astrónoma, la importancia de la curiosidad para poder dar respuesta a los grandes misterios del universo, y cómo nosotros, los seres humanos, estamos íntimamente relacionados con la vida y la muerte de una estrella.

Plasticus Maritimus is a valuable, middle-grade resource to help kids learn about the effects of waterborne plastics and how they are affecting our world’s oceans and the planet itself. Ana Pêgo’s approach is positive and practical, inspiring listeners to not only learn about the problem, but to also become part of the solution. A fun “field guide” shares how to identify plastics as an invasive species: how to categorize it, collect it, and safely move it elsewhere.

A chi appartengono le risorse della Terra? Gli interessi, il denaro e il potere si scontrano con l'amore per gli uomini e per la natura. Amore contro pallottole. Ragazzini contro il bracconiere più spietato del mondo. Due ragazzi, un cane, una biologa e un vecchio monaco buddista combattono senza armi una guerra per salvare dal saccheggio una smisurata ricchezza e proteggere un misterioso popolo di ombre.

Pea pods, cucumbers, and strawberries provide plenty of opportunities for counting in the garden! Follow Dad, Grandma, and other family members as they pick and count.