Kid-friendly language explains the engineering behind some of the world's most cutting-edge towers, bridges, tunnels, dams, dikes and levees, exploring the environmental impact of such structures through a scrapbook created by 12-year-old Corry Lapont, an aspiring "green" engineer.

Kid-friendly language explains the engineering behind some of the world's most cutting-edge towers, bridges, tunnels, dams, dikes and levees, exploring the environmental impact of such structures through a scrapbook created by 12-year-old Corry Lapont, an aspiring "green" engineer. Etta Kaner is an elementary school teacher and writer for both children and educators. Her children's books have won numerous awards, including the Silver Birch Award, the Scientific American Young Readers Book Award and the Science in Society Book Award. She lives in Toronto, Ontario.Stephen MacEachern has illustrated more than 10 children's books. He is also a web and print designer and has taught illustration at the Sheridan Institute, where he himself studied. Stephen lives in Erin, Ontario, with his wife and two children.