[ She watches his progress, then reaches for a large box. That's a lot of thread in there when she opens it up, huh? Lots of needles, too. She pulls one out, handing it to him--with the pointy end up, of course. ]

Cut a length of thread in the same color as your fabric, or close to it--[ Here, she holds up her thread so he can see how long it should be ]--and thread it through the small hole at the non-pointy end of the needle.