Minmorc:
Minmorc will prod the box. "So wots der words?"
Grinning wider if possible, Oopses takes a deep breath and spills "Dah magic wordz are Kutu, Kayik, an...." Cutting off, as the box jumps up and miniature wood pieces start spewing out, re-sizing, and clicking together to form a oversized red rowboat complete with gold painted trim and ornate eyes paint on the front and every oar.
As the boat plops down in front of him, the lid reseals and falls into place as a seat.