3000 Chinese characters

The 3000 most common Chinese characters.

nicku.com

A wonderful online Chinese dictionary. One of it's nicest features is it lets you draw characters to lookup the definition - very powerful if you don't know how to pronounce a character or know the stroke order and radicals.

dict.cn

A very nice online Chinese dictionary.

Google Translate ZH to EN

Type in Chinese and have Google translate the text to English.

Google Translate EN to ZH

Type in English and have Google translate the text to Chinese.