Did a mathematician's 'crochet' project turn into a coral reef for 30,000 people around the world!?

Yarn used to understand difficult geometry is becoming educational material for thinking about the marine environment in ...

The Complete Guide to Yarn Pom-Pom Making: 24 Secrets for Creating Animal and Interior Crafts with Fluffy Spheres

Do you remember the feeling of the pom-poms you made by winding yarn when you were a child?That simple sphere is now being re ...