If you have a Michaels art center near you (or Aaron Brothers). You can cruise the aisles and see a plethora of things to do including:

Wood cutting kits
Glass etching kits
Some very intracate paint by numbers (sounds silly, but they're quite meditative)
Sand Art
Various White Plaster figures to paint
Doll house Kits (they have a wonderful lighthouse one)
Shadow Boxes (some people collect keepsakes in them to use as gifts)
Scrapbooking
Vase decorating
Jewelry making

Ect...