Risultati letto da "Book Buddy Digital Media" in Tutte le categorie

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.

Why should the bright and flashy animals get all of the attention? If you look closely at some seemingly ordinary animals, you may find a colorful surprise. A lizard is brown. A hippo is gray. But wait! The lizard has a blue tongue to scare predators, and the hippo has pink "sweat" that protects it from the sun! Enjoy author Jane Park's rhyming nonfiction text in this playful exploration of animals' hidden colors.

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.

Are you a good teammate? Do you try your best? Do you follow rules and play fair? Explore these and other ways to be a good sport with these fun books! Jordan practices losing graciously, whether she is competing in a footrace, playing tennis, or playing checkers.

With lyrical text, Their Great Gift explores the experiences of immigrants in the twenty-first century, focusing on the lives of children. Stories of families who came to the United States from many different parts of the world celebrate the diversity of our country and contain a vision of hope for the future.

Frankenstein isn't your typical monster. For starters, he only has one head, just two eyes, and no tail. And worst of all, he's sort of nice! Frankenstein quickly realizes his friendly behavior is out of place at the Valentine's Day Bash. There's one monster, though, who likes that Frankenstein is different. Can Frankenstein figure out the identity of his secret valentine? And can the other monsters finally accept Frankenstein for the monster that he is?

Animals can be sneaky. But do you know who is especially sneaky? Undercover ostriches! They're everywhere, and they're masters at going undetected. You've probably seen one and just assumed it was another woodpecker or owl. The narrator of this book is on the case, following a single ostrich on his many adventures. Not until the final twist does author Joe Kulka let the listeners in on the narrator's true motivation: a peanut collection mission involving undercover elephants.

Even after the institution of slavery became illegal, the legacy of slavery continued through injustices created by the Jim Crow laws. Learn more about these discriminatory laws that have shaped America's past and present. Inspired by a belief that knowledge is power, Read Woke Books seek to amplify the voices of people who are not white, provide information about groups that have been disenfranchised, share perspectives of people who have been underrepresented or oppressed, challenge social norms and disrupt the status quo, and encourage readers to take action in their community.

Bacterial infections are a constant threat to human health. Antibiotics stop a bacterial infection from multiplying. They help treat pneumonia, strep throat, and many other infections. But before antibiotics, treatments for these diseases were limited or misguided. In 1929, the accidental discovery of the first antibiotic, a bacteria-killing liquid called penicillin, kicked off a medical revolution. The use of this new treatment has saved countless lives, from World War II soldiers to modern hospital patients. Explore current issues in antibiotics and the best ways to fight bacteria.

Sloths spend most of their lives in trees, and until recently, scientists didn’t know very much about them. But Dr. Rebecca Cliffe was determined to discover their secrets. To find out more, she fitted sloths with special backpacks containing a device to track their activity. She learned how to climb trees in the Costa Rican jungle so she could take sloth hair samples and test their DNA. And she’s helped create sloth crossings and plant trees to ensure the sloths aren’t trapped in shrinking territories. Along the way, she earned the nickname Dr. Sloth.

Hands can wiggle, hands can clap. Hands can wrap and flap and tap. But hands can help—so raise yours, please! Can you guess? Whose hands are these? What if your hands reach, wrench, yank, and crank? The hands in this book—and the people attached to them—do all sorts of helpful work. And together, these helpers make their community a safe and fun place to live. As you listen, keep an eye out for community members who make repeat appearances! Can you guess all the jobs based on the actions of these busy hands?

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.

With X-rays, doctors detect problems human eyes can't see. X-rays are a form of invisible radiation. This powerful medical technology helps experts look inside the body and even treat illnesses. But early on, X-rays caused harm too, as people used them without enough protection. This history covers the discovery of X-rays, the development of safety standards, and the rise of more powerful and precise X-ray machines. Find out how modern doctors create digital images of the inner body—even 3D images of our brains!

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.

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.

Are you ready for a library adventure? Join a group of children as they explore the Dewey decimal system! Search for ghosts in the 100s section, track down everything from costumes to cars in the 300s, and be on the lookout for sports and music in the 700s. By the end of the book, you'll be more than ready to dive into Dewey on your own!

Abolitionists campaigned for freedom for enslaved people. Abolitionists used print materials, passionate speeches, and direct action to disrupt the racist system of slavery. Learn about abolitionist leaders such as Sojourner Truth and Frederick Douglass, setbacks and victories for the movement, and the work abolitionists continue to inspire.

What does it mean to play fair? Following rules, helping others, and taking turns are just a few examples.

With the freeing of four million enslaved people after the Civil War, the Reconstruction period brought new victories and challenges in the fight for Black rights. Learn more about this crucial period in US history.

It’s fitness day in gym class. Dev works hard and tries his best to jump, climb, run, and more.