02-03 was the waterbomb base instructions.
A winged box. I'm not sure how that fits into reality, though I think I've seen similar things in video games.
Huffing and puffing and blowing up my origami has actually been the most enjoyable part so far in this journey.
This was mom's favorite, so far. I also like it, but it's another two-piece project and the flower wobbles on the stem which annoys me.