Think you’ve got what it takes to tackle London’s ultimate city-wide brain-bender? Start here.
This puzzle should take around 15 minutes to crack… so we’ve started a 20-minute timer on this tab.
Keep an eye on it, because once the countdown hits zero, there’s no rewinding time. The clock is ticking…
Think someone in your office could solve it? Share the puzzle →
Follow us on Linkedin for #ThusdayPuzzle