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

Outlier Linguistics hosts an excellent blog with a large number of insightful articles into Chinese characters. Some of them are directly useful because they talk about learning characters, others ... Read more.

outlier-linguistics.com

This is an article by David Moser about the incredible changes the digital age has brought to learners of Chinese all over the world. After providing a background for those who started learning Chi... Read more.

hackingchinese.com

This article is a guide to reading comics in Chinese, suitable for beginners as well as those who already have some experience. Reading comics is an excellent way of attacking the Great Wall of Chi... Read more.

hackingchinese.com

This is a Q&A page where teachers answer questions about Mandarin, mainly vocabulary use and grammar, but sometimes other questions as well. It's mostly useful because of the wealth of information ... Read more.

hwjyw.com

This is a very large list of traditional characters with multiple pronunciations in the form of an Excel file (the other two files are announcements about the list in Chinese). The first sheet just... Read more.

word.hlc.edu.tw

Serge Gorodish describes himself as "Mathematician, father, programmer, amateur linguist, cynic/idealist, and all-around nice guy" and has found a way to split pinyin syllables in components, which... Read more.

countryoftheblind.blogspot.de

This blog-post offers an introduction to the concept of coloured tones in Chinese learning software. Where do the colours come from? Why were they chosen? And what colours should you choose for you... Read more.

laowaichinese.net

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

Classical Chinese is something all learners will encounter, whether it's because it's part of a course you take, because you've started learning formal, written Chinese or simply because you want t... Read more.

hackingchinese.com

This list contains syllable frequency, listing each syllable, with Pinyin and Zhuyin, as well as a sample character. It’s not sorted in order of frequency, but the frequency data is there. Also, pl... Read more.

technology.chtsai.org

Character frequencies for Classical Chinese (i.e. not based on texts). This resource was discussed in this article: [The most common Chinese words, characters and components for language learner... Read more.

lingua.mtsu.edu

This blog provides in-depth explanations of some grammar and vocabulary topics in Mandarin Chinese. While there aren't a huge number of articles so far, there are enough to issue a general recommen... Read more.

mandarinfriend.wordpress.com

This page lists variant pronunciations and their standard readings in Mandarin Chinese (Mainland Standard). It does not list characters that have different readings based on different meanings, so ... Read more.

baike.baidu.com