HEATKEYS

Make toys at home with common household materials, often in only a few minutes, that demonstrate fascinating scientific principles.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Wonder How To is your guide to free how to videos on the Web. Search, Browse and Discover the best how to videos across the web using the largest how to video index on the web. Watch the best online video instructions, tutorials, & How-To...

MAKE brings the do-it-yourself mindset to all the technology in your life. MAKE is loaded with exciting projects that help you make the most of your technology at home and away from home. This is a magazine that celebrates your right to tweak, hack, ...

This site has merged with CIRCUIT-BLOG.COM and LDRENGINEERING.ORG Click here to get all the posts of circuit-blog.com and ldrengineering.org. Custom Search Se...

I have many interests and hobbies, which include: Kayaking, Skiing, Climbing, Computing, Electronics and more! It can sometimes be quite an effort...

MNN is the leading resource for daily environmental news, green commentary and simple steps to save money, stay healthy, and support the planet.

Selling geek t-shirts, mugs, ties, high caffeine products, and many other gifts for programmers, linux hackers, and open source geeks.

BuzzFeed tracks the web

Buy and sell electronics, cars, clothing, apparel, collectibles, sporting goods, digital cameras, and everything else on eBay, the world

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

Edmund Scientific features hundreds of science-related toys, gifts & supplies for enthusiasts, hobbyists, teachers, scientists, & kids. Shop online!