It is not advised as the sewing machine is designed to work with fabric, a much softer and suppler material than cardboard. You would risk major damage to your sewing machine and possibly voiding any warranty you may still have on it.
Yes of course you can sew them on with a sewing machine.
Sew
a sewing machine
To sew stuff! (is that what you meant?)
with a needle by hand
edward sew
You have listed sewing and first aid as the categories. What sort of stitches are you talking about?
No, a sewing maching will not sew correctly if it is threaded incorrectly.
I'm not sure how to sew, but first u plug it in!! Then if you know how to sew u sew.
macchine
to sew cloth and fabric together for eternity
a. because its a machine b. because people use it to sew