Prefer TV trivia? Try our biweekly grid game Telematrix. We’re using Cinematrix’s birthday as an occasion to publish six grids we felt were too difficult to run during the year. You can find ...

Next, estimate how many tenths up the grid square your symbol lies. Write this number after the last two digits. You now have a six figure grid reference. In this instance, the tourist information ...

The Radio 3 documentary, Grid, explores the profound influence of these structures in art, music and society. Here are some examples which feature in the programme... The city has the repetition ...