https://www.kaggle.com/mmellinger66
I’m also part of a small Discord study group that is learning ML theory. We’ve gone through this book completely:
Just finished the foundations part of Murphy
https://probml.github.io/pml-book/book1.html
Two of us have started to independently study the MIT Probability course, while working through the problems together
https://ocw.mit.edu/courses/6-041sc-probabilistic-systems-an...
Study groups often start out with 6-10 people but if you can find only 1 good person who you work well with, it’s extremely motivating.