One of the best tutorials on really “grokking” git
concepts, and it’s online and interactive: https://learngitbranching.js.org
For programming, start with buildings things for yourself. Be practical, start small, and iterate, regardless if you consider the previous iteration was a success or failure. I’ve heard good things about https://automatetheboringstuff.com/ (in Python) in this regard.
In the US? IMO only possible in exclusive environments similar to saunas at spas or membership-based clubs/gyms