Sailor's Valentines were classic souvenirs favored by Nantucket whalemen in the 19th century. Join this fun one-day workshop with artist Helaine Buckley and make your own keepsake in this age-old shell crafting tradition. Choose from a variety of beautiful seashells to create a framed Sailor's Valentine in a small hexagonal shadowbox suitable for hanging. All materials will be provided. If you have special shells or a small memento that you would like to include in your design, bring them! $81 Members, $90 Not-Yet-Members. To register visit www.cultural-center.org or call 508-394-7100. Cultural Center of Cape Cod, 307 Old Main St., South Yarmouth.