How can I make solar energy work cheaply-can I rig up a device to provide energy for electrical appliances?

How long does it take an Olympic size swimming pool (50 m by 25 m) to receive 1 megaton of solar energy?

Solar Panels – Help Save the Earth, Go Solar

ok look i did a science project and then sand stores solar enegry the best why did sand store solar energy the?

Solar Energy Breakthrough