To put it simply, a woodworking jig is a tool that's used so that you can control the motion of another tool so that repetitive tasks can be done quickly, accurately, and safely. Jigs are also devices that are fairly simple that allow you to make.
A Dremel is a type of rotary tool that has many applications around the home and in the workshop. It will accept a wide number of bits and attachments for cutting, sanding, routing, buffing and polishing. You can buff and polish stones by hand-using a Dre