HEATKEYS

RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.

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

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

Research Randomizer -- A Free Tool for Instant Random Sampling and Assignment.

Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.

Scratch: a programming language for everyone. Create interactive stories, games, music and art - and share them online.

Flash Kit - an online resource for Adobe Flash development. Join in our message board discussions, read the latest Flash news and tutorials, and download our free FLAs, SWFs, and sound loops.

Extendoffice is a professional Microsoft Office add-ins provider. Our products include Office Tab, Document Tabs for Word, Workbook Tabs for Excel, Presentation Tabs for PowerPoint, Tabs for Project, Classic Menu for Office 2007 and Classic Menu for ...

User-friendly introduction to statistics, probability, and survey sampling. Free, online tutorials - a general statistics tutorial and a tutorial tailored to the Advanced Placement (AP) Statistics curriculum. Online tools - statistical tables, probab...