http://hes.lbl.gov/
The Home Energy Saver.

http://hwelectric.apogee.net/rescalc/

This calculator provides estimates of energy use costs based on inputs.

http://www1.eere.energy.gov/consumer/tips/
Good resource for basic home energy conservation information.

http://www.eere.energy.gov/
U.S. Department of Energy conservation site.

http://www.oe.energy.gov/information_center/electricity101.htm

U.S. Department of Energy "Electricity 101."

http://www.eia.doe.gov/
Site on electricity, coal, gas, petroleum, the environment and more.

http://www.odod.state.oh.us/cdd/oee/

Ohio Dept. of Development's Home Weatherization Assistance Program

http://www.energystar.gov
Information about the Energy Star program.

http://www.ase.org/section/_audience/consumers/
Home of the Alliance to Save Energy.

http://www.energyguide.com/
Advice about today's energy choices.

http://www.touchstoneenergykids.com/

Just for kids.

Tax credit information:

    http://www.energy.gov/taxbreaks.htm

    http://www.energytaxincentives.org/

    http://www.energystar.gov/index.cfm?c=products.pr_tax_credits#s6