This is currently streaming live, but the recordings will be available afterwards. It's 24 hours of maths silliness based around games and game shows, raising

This is currently streaming live, but the recordings will be available afterwards. It's 24 hours of maths silliness based around games and game shows, raising money for charity. There's a substantial amount of technical content interspersed with random other things. Not everything will be to everyone's taste, but there should be something for everyone.