26 Best String Art Projects (Ideas and Designs) for 2019 Keep reading for full instructions for all 26 inspiring string art projects and ideas! 1. Mason Jar Bouquet String Art. String art and flowers are a charming combination in this piece of three-dimensional mixed media art. On a wooden board, a precise arrangement of nails and string String Art (and Line Design, too!) - Family Math Night String Art (and Line Design, too!) Curves from straight lines? Absolutely. Typically done during a Family Math Night event, this fun project can also be done in the classroom. And although each participant is individually represented by one of the lines in the design, collectively their lines create the beautiful curves in the final product.