Now you have the basic shape, you can add any details you want, I added a simple door and window. Click on the paint bucket tool at the top, paint you...
If you're like me, then you have noticed everyone but you seems to make cool 3D models. I will show you how to make a simple house in google sketchup. You can download google sketchup at their website here: http://www.sketchup.com/intl/en/index.html it is a free, fast and easy 3D modeling software. lets get started!
Step 1: Starting up
After you've downloaded, open it from wherever you placed it. There will be a model of a person in the middle of your screen, delete it by clicking on it and then hitting delete on your keyboard.