More from Chalkdust
- Vote for your favourite Chalkdust issue
- Why do Christmas lights get tangled? And what's the perfect way to decorate a Christmas tree? Find the answers here.
- Adam Atkinson uses maths to try to help a sculptor
- Promoting black mathematicians, and talking about building a more representative mathematical community.
- Unexpected item in bagging areAAAARGGGHH here's 90p change in pennies
- Some mathematical questions you might have wondered every time you look at one of those rainbows