DarkoverCon features workshops on assorted arts and/or crafts. Past workshops have included regency era dances, spinning, stained glass, working with amber, Japanese braids (Kumihimo), making perfumes, scrimshaw, wax sculpting, etc. The workshops are limited in attendance and require signing up in advance at the convention. Some of the workshops require a materials fee.
Of course there's more to see, check out the rest of what's going on.
Other important info
Take a peek at yesteryear