Length: 03:47

Solar energy can power vehicles. Anyone can build their own model solar powered car with an inexpensive PV panel and a small electric motor. Larger versions that carry an adult as seen in the "Solar Challenge" and "Race the Sun" contests.Building model solar cars can be done by children students from ages 10 to adult. Subjects can be global warming, climate change, peak oil, energy supply, photovoltaics, and the future.