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

Through video, text and audio, this course helps you become a better language learner. It also explains many Chinese-specific learning strategies necessary to avoid wasting lots of time or missing ... Read more.

hackingchinese.com

Outlier Linguistics Dictionary of Chinese characters is an excellent tool to help you understand and thereby learn Chinese characters more effectively. It gives you instant access to the latest res... Read more.

outlier-linguistics.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

This website allows you to look up all sorts of things related to characters, including pronunciation in historical and regional varieties, components based on their pictographic origin, and much m... Read more.

zi.tools