If you want to try making a string art heart, but don't want to hammer nails into wood, then why not try paper string art? Here's how.
Valentine's Day Craft: String Heart Art - SheSaved®
string heart cards – Avenue of Joy
String Art Heart Card for Valentine's Day or Mother's Day
Arts & Crafts Archives
String Art Patterns: String Art Templates: Smilonada: 9798567681381: : Books
DIY Valentine's Day Cards with Embroidery String – Avenue of Joy
String Art Embroidery on Paper - Sarah's Hand Embroidery Tutorials
String Art Christmas Cards
Modern String Art Heart