http://www.valenpatch.com/2014/03/porta-moeda-triangular-origami-passo.html
https://www.youtube.com/watch?feature=player_embedded&v=TNE3As-yctA
enveloppe
http://www.valenpatch.com/2014/03/porta-moeda-triangular-origami-passo.html
https://www.youtube.com/watch?feature=player_embedded&v=TNE3As-yctA