Fans, foes or friends of Austrian economics might enjoy a series of recent lectures by Joseph Salerno, which are available online at the Mises site. Wow. Don't worry, there's plenty of reading recommendations and online reading as well -- the equivalent of a whole university level course if you want to follow it through. And yes, Ruth, there's two lectures on gold which should make you very happy.
If that's a little much for you on a weekend, but you still want some economic learning, Walter Williams has a short series of ten articles comprising "a few lectures on basic economic principles to my readership. We'll name the series 'Economics for the Citizen.' The first lesson in economic theory is that we live in a world of scarcity..." Here it is.