HEATKEYS

Scientific Literature Digital Library incorporating autonomous citation indexing, awareness and tracking, citation context, related document retrieval, similar document identification, citation graph analysis, and query-sensitive document summaries. ...

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

www.acm.org - The premier society in computing brings you the Computer Portal.

IEEE Xplore. Delivering full text access to the world

A community forum for learning Chinese and Remembering the Hanzi!

Reference.com - Free online encyclopedia and reference. Quickly research famous people, places, topics, and events from trusted sources.

About YourDictionary.com

Learning Spanish on your own with these free tips from a college student majoring Spanish. Free Spanish sentences and and a guide to a correct Spanish pronunciation.

A free study site for English as a Second Language (ESL) students with games, quizzes, puzzles, MP3 files with transcripts, listening practice, pronunciation practive, etc.

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

AnyMemo is a free open-sourced spaced repetition flashcard learning software similar to SuperMemo for Android mobile phones. It implements an advanced adaptive scheduling algorithm based on modified Mnemosyne algorithm (Enhanced SuperMemo SM2 algorit...