I came across these "paper toys" today and if I was working at an office with cubicles and a color printer...I think I might have built an army. Though I'm sure you can take the files to Kinko's and have them print HUGE ones for your room. Overall this is a pretty cool idea and its FREE.
"Each toy features interlocking tabs for construction - eliminating the need for tape, glue or other messy adhesives. To download click on the model you would like then save the template image."
Cubee Craft