Before smartphones and app stores, the best place to find quick, free games were sites like Addicting Games and Newgrounds, which offered up all sorts of Flash-based games.

A Flash Player emulator called 'Ruffle' allows you to play your archived Flash games without fear of being attacked as you browse the web.

Adobe's once-mighty plug-in will stop working soon, not a moment too soon. Some old Flash games, however, are great—and clever workarounds will save them.