Author and scientist Elizabeth Snoke Harris provides children with great 'green' experiments and projects, all with step-by-step guidance to ensure success. Readers learn how to harness energy with windmills, make a biogas generator, create alternative fuels, demonstrate green power with recycled paper, test the ozone, discuss how to reverse global warming and much, much more. As a result, they gain an understanding of green issues and the desire to be as eco-friendly as they can.