Announcement of the 2020 Mental Calculation World Cup

Registration is now open for the Mental Calculation World Cup 2020! (Organized by Ralf Laue) The event will be held on the 21st – 23th August 2020. This year it will be held in Paderborn (Germany) at the Heinz Nixdorf MuseumsForum. Applications are accepted until 1st May 2020. This will be the 9th World Cup … Read more

Interview with Mohammad El-Mir

Mohammad El-Mir (representing Lebanon) is one of the top Mental Math prodigies of the past few years, winning his age category in the Junior Mental Calculation World Championship 5 times since 2014, often by hundreds of points! In this interview we catch up with him soon after his first appearance in the 15+ age category … Read more

Junior Mental Calculation World Championship Results 2019

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

Top 10 Tips when Competing in Mental Calculation

After any training is over, actually performing in a calculation competition is an opportunity for participants to demonstrate their new skills. For all future mind sports competitors – here are my top 10 tips for preparing for an enjoyable and successful experience! #1: Three nights of good sleep The brain works best when it is … Read more

Mind Sports Olympiad Results 2019

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

Interview with Jeonghee Lee

Jeonghee Lee is perhaps the most accomplished soroban expert in the world, and the only master to have achieved the 11th-dan level at the apparatus. Originally from South Korea, she lives in New York and is currently running Abakidz, a tactile learning center. In addition to her many medals at Memoriad and the Mental Calculation … Read more

Fastest Possible Processing Speed of the Human Brain

In 2009, when Usain Bolt smashed the world record in the 100 metres sprint in 9.58 seconds, the world wondered what was the fastest possible speed that anyone could run. Could anyone run 100 metres in 9.5 seconds? 9.0 seconds? 2.0 seconds? Just as an athlete pushes their body to its limits, a competitive mental … Read more

Announcement of the Junior Mental Calculation World Championship 2019

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

Mind Sports Olympiad: 2019 Schedule Announced!

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

March 2019 Updates

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