Katamari Prince papercraft
I stumbled across this papercraft version of Katamari Damacy's indefatigable young Prince. The site is in Japanese so I have no idea what it says, but I'm betting it's something along the lines of:
Print out image
Cut out pieces
Assemble Prince
Sure sounds simple, although last time I made a papercraft project, it was covered in glue and looked almost nothing like a polar bear.