Matt Fritz has some advice on printing and basing paper soldiers for your miniatures wargames.
Modeling
Modern 25mm Paper Buildings
Germ’s World has a large number of 25mm modern buildings for you to download and use in your modern miniautures wargames.
15mm War Galleys
Here are a set of instructions for building 15mm models of ancient War Galleys from the Jackson Gamers.
Basing Starship Models
Star Ranger has this advice for basing your starship models. There are lessons to be learned here for players of Battlefleet Gothic, Full Thrust, Star Fleet battles, and other science fiction miniature wargames.
Making Guard Huts
Here’s a nice piece of wargames terrain that makes me think, for some reason, of “The Great Escape.” From Steve Winter comes these instructions for making a corrugated metal hut.