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

Announcement of the 2019 European Championship in Mental Calculation

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

Tracking Training Performance in Mental Calculation

Anyone serious about improving a skill can benefit from keeping a note of their performance in training. For example, a competitive footballer could record their running speed in fitness training, their accuracy when practising free kicks, and some notes about their strategy and position during each match. A professional dancer may video some of their … Read more

Spaced Repetition for Memorizing Data

At all levels of Mental Calculation (especially elite levels) you can gain speed and accuracy by learning more shortcuts. For example: At school we learn our times tables from 2×2 until 12×12 For quickly calculating square roots it is helpful to know the square numbers from 31² = 961 until 99² = 9801 For calculating … Read more