Energy

25 Projects Investigate Why We Need Power & How We Get It

Energy is a vital part of our lives. It powers our computer, lights our home, and moves our car. It also costs a lot of money and pollutes our environment. In Energy: 25 Projects Investigate Why We Need Power and How We Get It kids ages 9-12 learn about the history and science of the world's energy sources, from nonrenewable fossil fuels such as oil and natural gas to renewable sources such as solar and...