Here is part 1, in a 3 part series of basic beginner sewing terms you should know.
Stitch Length

Bobbin

Bobbins come in several heights, make sure you use the correct height for your machine.
Spool

Hand Wheel

Presser Foot

Foot must stay up while threading machine, and must be placed down while sewing.
Photographed and written by Sheila Wong Studios