Of all the holidays, Valentine's Day is the one that most calls for a do-it-yourself approach. Kids traditionally get out the scissors and glue and work some creative magic with red construction paper and lace doilies. But Valentine's Day crafts can go far beyond the handmade card. Here Kathy Ross, America's crafts-for-kids expert, shares some very new and very original ideas for the holiday. There are, of course, several ideas for valentine cards,...