Brett Drake offers a set of rules called WWII Plastic Skirmish, which are — obviously — rules for playing WWII games with plastic army men.
What more could you want? Your favorite childhood toys. Dice. Mayhem.
World War Two
WWII Simples Miniatures Rules
WWII Simples is a one-page set of free wargames rules for WWII Skirmish games.
Battle of Britain Rules and Playing Pieces
The Battle of Britain is a complete strategic game for refighting the epic battle of 1940.
Guide To Painting World War II Germans
The League of Augsburg website has a pdf quick and dirty guide to painting World War II Germans. There are some good suggestions in here as to which Vallejo and other paint lines to use.
Final Round WWII Rules
Final Round is a set of free wargames rules for World War II infantry combat games.