News

This year’s JMCWC was held in Bielefeld on the 3rd-5th October – organized for the last 10 years by Caroline Merkel. 65 competitors from as far away as India, South Africa and Peru attended – and now the full results are available! Under-12s age category: The “Junior 1” event was very closely-fought this year, with … Read more

This year the only calculation event at the MSO was the Mental Calculations World Championship – a 3-and-a-half hour paper created based on George Lane’s Pegasus software. Turnout was much lower this year than in previous years, with only 6 participants compared to 12 last year and 17 in 2017. In particular all of the participants … Read more

Registration is open for the Junior Mental Calculation World Championship 2019! The event will be held on the 3rd – 5th October 2019 in Bielefeld (Germany) although many participants will arrive the evening before (2nd October). Since 2008 this international championship in mental calculation has taken place. Caroline Merkel and the team welcome all young people … Read more

Get ready for the Mind Sports Olympiad 2019! All events are open to everybody and cost £10 per entry. The event will be held on the 18th – 26th August 2019 at the usual venue JW3 (Finchley Road) London UK. A huge number of competitions are contested as part of the Mind Sports Olympiad and it … Read more

Hello everyone – March is a quiet month for competitive mental calculation, but I do have a couple of updates! Website Comments Thank you for your inputs into the discussion here! Until recently your comments would take some time to appear because I had to manually approve everything. I’ve recently changed the settings so that … Read more

Competitors and potential competitors – today we announce the first of at least 3 calculation events this year! European Championship of Mental Calculation Junior Mental Calculation World Championship Mind Sports Olympiad (Mental Calculations World Championship) The 2019 European Championship in Mental Calculation will be held on the 29th May – 1st June 2019 in Reken (northwest Germany) and … Read more

Hello everyone, and welcome to the new subscribers! After a busy few weeks of competitions in August/September, I have an assortment of updates and information to share with you. The 2018 question paper from the MSO Mental Calculations World Championship was available here (PDF) from August, but due to popular request I have uploaded a version … Read more

Last weekend was the 8th Mental Calculation World Cup, organised by Ralf Laue and attended by possibly the strongest-ever field of participants. Congratulations to everyone involved! More details about the competition are available at its official website maintained by Ralf Laue – including the full 2018 results tables. Individual Events: The competition contained 10 rounds: Calendar: … Read more

This year’s JMCWC was held in Bielefeld on September 21-23 – organized for the last 10 years by Caroline Merkel. Over 70 competitors from as far away as India and Peru were competing in the main championship, and around 20 more for the German Hectoc Championship. Today I’m pleased to share the results of the … Read more

Results are in for both calculation categories of this year’s Mind Sports Olympiad! Mental Calculations World Championship This year 12 entrants competed in this event – from Germany, Switzerland and the UK. Chris Bryant was defending his position as 2017-2018 champion, with the added difficulty of not having slept the previous night! 5-time gold medalist … Read more