Wenlin software makes learning Chinese easier and more interesting, for begining students, life-long speakers, and scholars alike. It combines a comprehensive Chinese dictionary, a Unicode text edi... Read more.

wenlin.com

A website on the etymology of Chinese characters, with a lot of images of their past forms from different periods. Read more.

chineseetymology.org

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

*The following introduction was written by John Renfroe and published here: [Learning Classical Chinese is for everyone (no, seriously!)](https://www.hackingchinese.com/learning-classical-chinese-... Read more.

amzn.to

This is a Wikipedia article about classical Chinese written entirely in classical Chinese. That makes it difficult reading for most students, but I find the idea behind this article very neat and t... Read more.

zh-classical.wikipedia.org

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