I thought I would throw up a quick video in light of a post I read today, but the best thing in the two minutes here is when my youngest boy eats garbage.
Justin Taylor's post answering some common querstions regarding the Covenant of Works.
O. Palmer Robertson, The Christ of the Covenants
RBC Howell, The Covenants
Herman Witsius, The Economy of the Covenants
And of course you can always find good free stuff at Monergism.com