Astronomy. Get a telescope, join a meetup. Programming. Make simple games in a language like Python. Electronics. Start off a kit like snap circuits, then try

Astronomy. Get a telescope, join a meetup. Programming. Make simple games in a language like Python. Electronics. Start off a kit like snap circuits, then try to visit your local makerspace. The game of Go. There is software for learning it, clubs (offline), as well as online teachers. The AGA keeps a list. Might also want to try Chess, but I prefer Go.