Coal

EIA Energy Kids - Coal - web site

"Coal" - article from Britannica Online

Fossil Fuels - web site

Fossil Energy - web site

Oil

EIA Energy Kids - Oil (Petroleum) - web site

"Petroleum" - article from Britannica Online

Fossil Fuels - web site

Natural Gas

EIA Energy Kids - Natural Gas - web site

"Natural and manufactured gas" - article from Britannica Online

Fossil Fuels - web site

Nuclear Power

Energy Kids - web site

"Nuclear energy" - article from Britannica Online

Energy Story: Nuclear - web site

Energy resources: Nuclear power - web site

Biomass

EIA Energy Kid - Biomass - web site

"Industry sees ethanol from plant waste as a perfect fuel" - magazine article

Energy Story: Biomass - web site

Wind

EIA Energy Kids - Wind - web site

"Wind power" - article from Britannica Online

Energy Story: Wind Energy - web site

Hydropower

EIA Energy Kids - Hydropower - web site

"Hydroelectric power" - article from Britannica Online

Energy Story: Hydropower - web site

How Hydropower Plants Work - web site

Geothermal

EIA Energy Kids - Geothermal - web site

"Generous Geothermal" - article

"Geothermal Energy" - article from World Book 

Solar

EIA Energy Kids - Solar - web site

"Solar energy" - article from Britannica Online

Energy Story: Solar Energy - web site