HEATKEYS

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

See what your friends are reading. Keep track of what you

Smart, fun, plain-spoken study guides and teacher resources. Digital textbooks by Ph.D. and Masters students from Stanford, Harvard, Berkeley

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

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synonym dictionary, antonym dictionary, words synonyms.

Learn natural English by memorizing common English phrases and expressions.

A language arts reference tool and comprehensive search engine for words. Includes the functions of a rhyming dictionary, thesaurus, and spelling checker, as well as an integrated full-text search engine for all of Shakespeare

The Free Online English Dictionary from Macmillan Publishers.

The largest dictionary of idioms and phrases currently in use in British, American and Australian English. Over 12,000 phrases and expressions.

A visual-based learning system which teaches Chinese characters, phrases and simple stories. Our aim is to bring down the great wall of Chinese language.

Vocabulary.com helps you learn new words, play games that improve your vocabulary, and explore language.