Arts & Sciences in the SCA encompasses the following, and more:

Armor Creation, Bardic Arts, Bead Work, Brewing & Vinting, Calligraphy, Casting, Ceramics & Pottery, Cooking, Dance, Glass Work, Illumination, Knitting & Naalbinding, Lapidary, Leather Work, Music, Needlework, Painting, Paper Making, Poetry, Research, Sculpture, Spinning, Weaving, and Woodworking.

Seek out members at events and local practices if you are interested in the Arts & Sciences. Classes on various topics are offered at most events and there are many knowledgeable folks in the Barony of the Flame.

Middle Kingdom A&S Page: http://www.midrealm.org/moas/
Society A&S Page: http://sca.org/activities/AandS.html