I took some photos in between knitting (and smiling).
My man has had his folding technique stored away in his brain since childhood, so he folded these far too quickly to photograph. So instead, please click on this link to Alex's wonderful site with videos on paper airplane folding!
Dad demonstrates from above.
Our boys practice.
Dad demonstrates again, from below.
I think we have it!
That smile speaks a thousand words, doesn't it?