Cardioid and Nephroid String Art

You can create a cardioid, a nephroid, and other epicycloids out of string by connecting evenly-spaced points around the circumference of a circle with string following simple rules.

Links

• For instructions on how to make this project and many others check out the book Amazing Math Projects You Can Build Yourself written for kids 9 to 14 years old.

References

• (Quenell 2009)