This shows how to create a teardrop of ice. We're having an ice and art event at a local lake in Minneapolis and we're freezing water in anything that we can. Some things work, some things don't. Water becoming a solid is a beautiful thing!
What you'll need - twine I use twine because it rough texture has great holding power when its frozen) - balloons These are 12" round "Party" balloons. You need round balloons to get the proper teardrop shape. The seem thicker and stretchier than most of the balloons I tried - washers