Police hold man linked to Stockholm metro 'attack'
The CCTV image released by police, left, and a file photo of a Stockholm underground train. Photo: Polisen, Tomas Oneborg/SvD/TT
1 June 2016
How do you inspire gifted mathematics students to become even more excited about the subject? Turning it into an international event and throwing in the word ‘quest' is a good place to start.