Hacker News
- Illustrating Group Theory: A Coloring Book (2017) http://www.coloring-book.co/ 2 comments
- Will you please give critical feedback? http://www.coloring-book.co/book 3 comments
- A Coloring Book about Group Theory http://www.coloring-book.co 52 comments
Lobsters
- Illustrating Group Theory: A Coloring Book http://www.coloring-book.co/?pageName=cover&pageNumber=0 2 comments graphics , math , visualization