You will need
- Wool
- crochet hooks
- beads
- scissors
Instructions
1. Learn how to crochet…
2. Make lots of cool mathematical objects, such as:

Hyperbolic surfaces

Spheres

Klein bottle hats
How to make mathematical crochet
1. Learn how to crochet…
2. Make lots of cool mathematical objects, such as:
Hyperbolic surfaces
Spheres
Klein bottle hats