Me and my sister regularly take in papercraft orders [right now our orders chart is so full we've delayed use of our business page on facebook XD]. My sister did this one mostly on her own.
1
Go to papercraftmuseum.com
2
Search "super mario" or "boo"
Once you find the Super Mario Boo that you want to make, click and print out
Tips:
Dotted lines: fold
Straight lines: cut
..Hope you enjoy making this papercraft! :3