Tatoeba offers sentences in many languages (you can choose yourself which languages to search for). This is excellent if you want to find your own example sentences for your Chinese vocabulary or i... Read more.

tatoeba.org

This site contains a huge number of lessons, complete with texts, vocabulary, audio, exercises and much more. And it's all free. Note that if you want to get the intermediate and advanced material,... Read more.

collections.uiowa.edu

The following text is from [my article about the game](http://www.hackingchinese.com/escape-text-adventure-game-chinese-learners/). There is also [a trailer introducing it on YouTube](https://youtu... Read more.

wordswing.com

This is the best overview of spaced repetition research I have seen online or offline. It's thorough, well-argued and probably covers more than you were looking for. It's not specifically about Chi... Read more.

gwern.net

Pro version gives you: ★ Chinese handwriting recognition built in* ★ Mandarin audio - over 2,000 audio files of a real native Chinese speaker ★ Homescreen Widgets - flip through your favorite wo... Read more.

play.google.com

This is a YouTube channel that contains all (?) audio from the units in the Chinese version of StarCraft 2. First, I think it's pretty cool that they've translated so thoroughly and such a large vo... Read more.

youtube.com

This game helps you learn tones. You will see the lyrics of Chinese songs approaching you and you're supposed to select which of them actually belong to the lyrics you're hearing. It's a reasonably... Read more.

fourtones.com

A blog written and managed by an advanced Chinese featuring reviews of books, TV dramas and games. Additionally, the blog also features recommendations for utilising media in Chinese language learn... Read more.

thecozystudy.com

Into the Haze is an interactive text adventure game for Chines learners. Your brother is missing and you need to enter a city covered in a poisonous haze to find him. The story is presented through... Read more.

wordswing.com

This is a research paper detailing a study of the mutual intelligibility of Chinese topolects. Dialects were sorted into groups and then it was experimentally tested how much of words and sentences... Read more.

openaccess.leidenuniv.nl

This is a review of Perry Link's book about Chinese. This passage sums it up pretty well, and although I haven't read the book (yet), it's high on my list of books to get my hands on: "In writin... Read more.

lareviewofbooks.org