Find a Con or a Meetup near you and visit. Play some games from earlier in the season or just explore and learn.
Create a character in some RPG system, or create yourself in the unforgivingly honest Time Lords.
Play a game solo, like Arkham Horror: The Card Game.
Read a book about games and gaming, like Greg Toppo's "The Game Believes In You," (the actual title...not the one I made up from whole cloth in the episode..., Jane McGonigal's "Reality Is Broken," Aaron Dignan's "Game Frame," "Second Person," or my own offering "Level Up Your Classroom."