Hints and tips:
...Jason Cowley is editor of the New Statesman Photograph: Ralph Crane/Getty Images...
...A swarm of smiley faces on the teacher’s tablet — each representing one member of the group — shows who is looking in the right direction....
...asks Charlie Bibby, the FT’s photographer, his normally smiley demeanour replaced by the look of someone whose gut is threatening to revolt. A few minutes go by....
International Edition