Geothermal energy makes use of the energy already present within the earth. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is harnessed, how it compares to other forms of energy and how they may get involved in this exciting growing field some day. Get ready for an Energy Revolution!

Whether you're watching a movie, bingeing on a classic TV show or listening to your favourite song, you're probably streaming it. Videotapes, DVDs and CDs are mostly just memories now. Streaming puts a world of options at your fingertips when you're at home and, with a smartphone or tablet, when you're on the go. Find out how streaming was invented, how it works and what the future might hold for this part of a high-tech life.

Whether you're watching a movie, bingeing on a classic TV show or listening to your favourite song, you're probably streaming it. Videotapes, DVDs and CDs are mostly just memories now. Streaming puts a world of options at your fingertips when you're at home and, with a smartphone or tablet, when you're on the go. Find out how streaming was invented, how it works and what the future might hold for this part of a high-tech life.

A virtual assistant by any name - Alexa, Siri, whoever - can be a sweet addition to your home. You might use one for simple jobs like playing music or streaming podcasts. Or you might use one to communicate with friends and to remind you about homework while helping you make your breakfast. Find out how digital assistants work and what the future might hold for this part of a high-tech home.

Did you know that Antarctica is the largest desert in the world? It receives so little rain or snow that it is almost as dry as the Sahara! Whether cold, hot or somewhere in between, a third of the Earth's land is desert. Learn about the geography and resources of desert habitats as well as how animals and people have adapted to and changed desert environments. Explore this habitat's future and what people can do to help keep it safe.

Wind energy harnesses the power of the wind. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is used, how it compares to other forms of energy and how they may get involved in this exciting growing field some day. Get ready for an Energy Revolution!

A virtual assistant by any name - Alexa, Siri, whoever - can be a sweet addition to your home. You might use one for simple jobs like playing music or streaming podcasts. Or you might use one to communicate with friends and to remind you about homework while helping you make your breakfast. Find out how digital assistants work and what the future might hold for this part of a high-tech home.

From spiders and frogs to deer and bears, temperate forest habitats provide just the right kinds of shelter and weather for a large variety of plants and animals. Learn about the geography and resources of temperate forest habitats as well as how animals and people have adapted to and changed forest environments. Explore this habitat's future and what people can do to help keep it safe.

Did you know that Antarctica is the largest desert in the world? It receives so little rain or snow that it is almost as dry as the Sahara! Whether cold, hot or somewhere in between, a third of the Earth's land is desert. Learn about the geography and resources of desert habitats as well as how animals and people have adapted to and changed desert environments. Explore this habitat's future and what people can do to help keep it safe.

From spiders and frogs to deer and bears, temperate forest habitats provide just the right kinds of shelter and weather for a large variety of plants and animals. Learn about the geography and resources of temperate forest habitats as well as how animals and people have adapted to and changed forest environments. Explore this habitat's future and what people can do to help keep it safe.