The astronauts made the connector from a plastic bag, cardboard and tape.

VOA: special.2009.07.22

Cardboard box, self-made top, mask included.

纸盒箱，自己做的上衣，还有面具。

哈佛公开课 - 幸福课课程节选

That is what really got me started." Starting from this guitar made out of a cardboard box and fishing line,and this one, bearing serial number "one."

VOA: standard.2010.07.06