Títulos en Ciencia y tecnología

Honeybees are a crucial part of our food chain. As they gather nectar from flowers to make sweet honey, these bees also play an important role in pollination, helping some plants produce fruit. But large numbers of honeybees are disappearing every year...and no one knows why. Is a fungus killing them? Could a poor diet be the cause? What about changes to bees' natural habitat? In this real-life science mystery, scientists and beekeepers are working to answer these questions...and save the world's honeybees before it's too late.

Minerals are fascinating resources that have a variety of uses. A diamond is a mineral that is sought after for its beauty. Salt is a useful mineral that adds flavor. But do you know what minerals are made of? Or how to identify a mineral? Explore the amazing world of minerals in this book.

Insects, fish, reptiles, birds, amphibians, and mammals make up the six main animal groups. But did you know that each of these groups has a different life cycle? Or that each group has specific stages of growth? This fascinating book investigates the life cycle of each animal group.

Do you know what happens to water when it evaporates? Or how cold the air needs to be for water to freeze? Join Ms. Ling's class as they become science detectives and solve some of nature's greatest mysteries! They'll investigate the many forms of water and learn how to predict the ways it transforms depending on the temperature.

Chimpanzees live in forests in Africa. Baby chimpanzees cannot walk. They ride on their mothers' backs. Baby chimpanzees first learn to climb. They learn how to walk at about age four. How do baby chimpanzees grow and change? Listen to this book to find out! This title also includes fun facts, a glossary, and more!

Ostriches are the largest birds in the world, but they cannot fly. Ostrich chicks hatch from their eggs. Then they grow quickly. Chicks practice running. This makes their legs strong and fast. How do baby ostriches grow and change? Listen to this book to find out! This title also includes fun facts, a glossary, and more!

Have you ever had a toothache? Or gotten your teeth cleaned? Dr. Florez could help you out! She's a dentist, and today she has an office full of curious visitors. They try out her dentist's chair and look at X-rays of teeth. They also learn how she helps patients keep their teeth clean and healthy. Hooray for dentists!

What does a veterinarian do? Let's find out! Dr. Kate is a veterinarian. She visits a school to give Henry, the class guinea pig, a checkup. She shows the class the tools she uses. She tells them about the many things vets do. And the students learn how to take good care of Henry. Hooray for veterinarians!

How does a tree turn into a comic book or a magazine? Follow each step in the production cycle - from planting a tree to reading or writing on paper - in this fascinating book!

It takes seven years to digest swallowed gum. A penny placed on a train track can cause a train to derail. The average human consumes four spiders per year while sleeping. You may have heard some of these common sayings or beliefs before. But are they really true? Can they be proven using science? Let’s investigate 17 statements about familiar items and everyday events and find out which ones are right, which ones are wrong, and which ones still stump scientists!

Most people are familiar with spring, summer, fall, and winter. But did you know that some places on our planet have a rainy season and a dry season? Or that the Northern and Southern Hemispheres have opposite seasons? In this fascinating book, learn how the seasons affect nearly everything we do.

Hippos are big animals that live in Africa. Hippo calves are born underwater. They are strong swimmers. Baby hippos spend most of their time in the water. Their mothers help them stay safe from predators. How do baby hippos grow and change? Listen to this book to find out! This title also includes fun facts, a glossary, and more!

Zebras are speedy, striped animals that roam the African grasslands. Zebra foals can stand right after birth. Foals eat grasses and grow quickly. They learn how to survive from their mothers. They must be fast to run from predators. How do baby zebras grow and change? Read this book to find out! This title also includes fun facts, a glossary, and more!

Young readers will learn how we use our senses to see light and hear sound in this accessible book. Vibrant imagery brings basic science concepts to life and encourages kids to explore their own perceptions of light and sound.

From best-selling author and illustrator Kate Pankhurst, descendant of Emmeline Pankhurst, comes another 'smart, informative, inclusive and accessible' book about trail-blazing women. This time, it's women who have helped protect our natural world from way before it was on a political agenda. Discover their untold stories.

Young listeners will learn how colors are made in this accessible book. Simple text explains why people see different colors and how materials reflect light to make the colors.

Space vehicles are out of this world! But how do they fly out into space? How do they carry people safely? And what parts do these amazing aircraft have? Find the answers inside this book!

How does a piece of wood become a brand-new baseball bat? Follow each step in the process - from cutting the wood to shipping the bat to a store - in this fascinating book!

Young listeners will learn how pliers grip and hold objects in their jaws. Also, find out how pliers also work as levers.

African elephants are the largest animals that live on land. Elephant calves are born into a big family. They play with other calves. Calves learn to use their trunks. They drink water and make loud noises. How do baby elephants grow and change?