HEATKEYS

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

YouTube is a place to discover, watch, upload and share videos.

INTEGRATED provides Thermal, Ray Tracing, CAE, High Frequency, and Electromagnetic simulation software for modeling and analysis.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

International Electronic Discussion Forum: EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals

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Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

Freebyte, Your guide to the Web. Free software, clipart, images, music, games, jokes, anti-virus, dictionaries, pims, operating systems, programming tools, news, weather, screensavers, ebooks, etc.

Experiments with magnets and electromagnets which can be built and demonstrated; for elementary school through high school classrooms. Can also be a starting point for science fair projects.