In terms of dyscalculia, it is such an understated topic, with students simply struggling through the day to day mathematics classes.
I wrote the book The Counting Game, by Cynthia Fabian to help these students achieve their goals. But most importantly to find their way to overcome these struggles and achieve their goals.
Here is the link: https://www.amazon.com/dp/B06XWF42RN
Here is an article from Sage that is extremely helpful, please take a look: