Access China
Drama-based interactive multimedia product for Chinese learning
Confucius Institute Homepage
Gain access to numerous resources for free just sign up
Mandarin Essential Grammar
Chinese Language Center
Includes extensive Chinese-English dictionary and various other learning tools
Pinyin Practice
Practice identifying tones, characters, and words
Basic Rules of Stroke Order
Listening
Lessons are free to listen to; must subscribe if you desire worksheets and PDFs; geared toward beginners