I've done it in the past, only I am forgot that. And while mespirit1267 do that.
mespirit1267's design: http://pixelpapercraft.com/papercraft/53ee018a4d7983ce310000ba/mini-villager-with-items
1. Click on the papercraft design image.
2. Make sure it has not been resized by your browser (you might need to click the image again).
3. Print using your browser's Print function.