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Math help since 1998. Math Goodies helps kids at all levels with interactive instruction and free resources. Get help online or offline.

CSGNetwork Free Information. Calculators, Converters, Glossary, Open Source Code... find something. Most pages require JavaScript.

Psychic Science - free educational-entertainment resources for psychical research, parapsychology and mind magic, including ESP tests and psychic games

Random Number Generator provides free, custom random numbers for the lottery or games. Get lucky in Lotto with RandomNumbergenerator.com

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SitePoint.com - With a vast variety of web design tutorials and articles coupled with a vibrant and well informed community, SitePoint the natural place to go to grow your online business

Tuts+ teaches creative and technical skills across many topics to millions of people worldwide. We offer tutorials, articles, news and insights that help you take your knowledge to the next level.

Smashing Magazine is focused on design and web-development. We deliver useful information, latest trends and techniques, useful ideas, innovative approaches and tools.