The written paper will return in June 2017 and registration for the competition is now open. Further details, past papers, answers, and reports can be found by clicking "The Lower Sixth Competition" panel below.
After five successful years of online challenges, there are 180 puzzles that are available to students and teachers. The entry level question for one of the challenges, chosen at random, is shown above. The other challenges can be found by clicking "The Online Challenge" panel below. We hope you have enjoyed the challenges as they came out, however, there are no plans to release new puzzles.