From solar panels to sewers and from trams to tower blocks; follow our step-by-step guide and watch the city transform from a cluster of houses to a mega metropolis..
Describes the process of turning waste into energy, including its positive and negative effects on the environment.
Text and photographs describe ways for children to reduce the amount of garbage they produce, and why it's important to do so.
Where does your energy come from? How do coal, oil, and gas form? Why is Earth's climate changing? Do It Yourself offers an exciting new approach to understanding and investigation. Each book helps…
She grew up in a world where women were supposed to be quiet. But Malala Yousafzai refused to be silent. Discover Malala's story through this powerful narrative telling, and come to see how one bra…
Describes the historical and current efforts of the World Health Organization to ensure that everyone has access to health care and the efforts of the organization to contain communicable diseases.
Dramatic and defining moments in American history come vividly the life in the Cornerstones of Freedom series.
This Step 4 Biography Reader shares the inspiring story of Malala Yousafzai, the youngest recipient of the Nobel Peace Prize. Even as a young girl in Pakistan, Malala spoke up about the importance …
Learn about recycling from a new perspective! Peek into this diary of a plastic bottle as it goes on a journey from the refinery plant, to the manufacturing line, to the store shelf, to a garbage …
In the Arctic, the summer ice is melting, making it hard for polar bears to survive. Why is the world getting warmer? The heat of the sun is trapped by the "greenhouse" gases that surround Earth--c…