Engineer and author Gary Reysa offers hundreds of do-it-yourself projects, experiments, downloadable books, articles and guides, passive solar home designs, and enjoyable, educational projects that you can do with your kids.

You can find free plans, tools and information on how to do renewable energy and conservation projects. You can learn how to do hundreds of energy saving projects - from changing a light bulb to building a solar home. You can even join an experimental section for backyard inventors.

Gary shows how he used many of the projects to cut his family's energy consumption by more than half, at an annual savings of $4,800.
 

Make sure to check out the Frugal Energy Saving Projects - A collection of ninety do-it-yourself projects that cost little and save a lot.

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