Most of the stuff I'm finding online about ungrading are either general descriptions of its virtues, or personal accounts from instructors from subjects other than math. Does anyone know any resources pertaining to ungrading specific to math classes?
For anyone unfamiliar, ungrading is a buzzword being tossed about for assessing students' progress without focusing on quantitative feedback or letter grades, but instead having the students reflect on their own learning progress. Here's a mildly related popular question on this site.