Showing titles in Science & Technology

Learn how a tower crane is operated.

Who builds lodges? Who creates amazing towers? Who digs burrows? You’re invited to visit the different homes that animals build.

Discover the brilliant life of Hedy Lamarr. This talented film actress became an influential scientist with her invention of a secret radio system in the early 1940s, a building block of today’s wireless communications.

The story of the ocean is as old as the earth itself. Overfishing, pollution, and oil spills have highlighted the need to take better care of our oceans so that the story can continue to be told.

This audiobook presents a variety of animals and the different places in which they live.

This book explores the concept of food, and why living things - i.e., animals, humans, and plants - need it.

Did you know there are 88 constellations in the night sky? Which one looks like a hunter? Find out more in Constellations.

Squeal! Guinea pigs make fun pets. Some have long hair and some have almost no hair at all. Some have crests on their heads and others have droopy ears. Young listeners will learn about the appearance and behavior of guinea pigs, and discover why these playful rodents make great pets.

Can you train your fish? Can you pet them? Learn more about pet fish with these fun and informative questions and answers.

Many people think penguins live only in cold, icy places. But the Galapagos penguins live in the blazing heat of the tropics. While this may seem like paradise, the Galapagos penguins are always on the lookout for ways to stay cool and comfortable. Learn more about these adorable animals, including how they got to the tropics, what they eat, other challenges they face in their lives, and what you can do to help.

Edmontosaurus and other duckbilled dinosaurs had beaks and strong teeth to eat tough plants. Many of these plant-eaters could communicate with other dinosaurs using the crests on their heads.

Did you know nothing escapes a black hole? What else do scientists know about these mysterious places in space? Find out more in Black Holes.

The Komodo Dragon is the world’s largest lizard! Listeners will learn all about this real-life dragon that roams only a few small islands on Earth.

Discover the story of the Great Chicago Fire of 1871, an inferno that forever changed the city's skyline.

Learn about endangered and threatened animals.

How do we know it's winter? The air is cold, and snow falls. Animals look for food. Many plants turn brown, but evergreens stay green. This book shows young listeners how to recognize the changes that happen in winter.

Want to learn all about the pH scale, acids, bases, and chemical indicators? This audiobook will make it very easy for you! You'll learn all about acids and bases, names and formulas of common compounds, what their pH would be, and all about names of indicators and their colors. Chemistry can be easy if simplified, and that's what this book had done for you. It makes concepts simple. The use of questions and answers also makes learning fun. Enjoy!

Before Carl Linnaeus began classifying organisms, before John James Audubon drew birds from the wild, before Charles Darwin proposed his theory of evolution, there lived a 13-year-old girl named Maria Merian who loved to draw bugs. With no formal training or university education, Maria Merian took on the role of artist, adventurer, and scientist in 17th-century Europe - a time when women were rarely allowed responsibilities outside the home, and unusual interests led to accusations of witchcraft.

Charles Darwin first visited the Galápagos Islands almost 200 years ago, only to discover a land filled with plants and animals that could not be found anywhere else on Earth. How did they come to inhabit the islands? How long will they remain? Thoroughly researched, this historical and scientific book tells the epic saga of the life of an island - its birth in fire, its rise to greatness, its decline, and, finally, the emergence of life on new islands.

Just looking at the periodic table can be enough to give young science students a serious headache. But as you’ll soon find out, all those mysterious numbers and letters are clues to the amazing world of elements. The brainchild of Siberian superchemist Dimitri Mendeleev, the periodic table represents the 111 known elements, from hydrogen and oxygen to nobelium and lawrencium. But this doesn’t mean there are only 111 elements in the universe.