News – Junior Mental Calculation World Championship

August 2025

Preparations for JMCWC 2025 are in full swing! Stay tuned and follow our homepage for the latest updates.

January 2025

Registration for JMCWC 2025 in Bielefeld, Germany opens on February 3rd, 2025 right here on this website. Please read all details on the registration form and preliminary program. We look forward to seeing you in October 2025!

October 2024

JMCWC 2024 was a great success with nearly 100 participants from over 20 countries. Thank you for this amazing event — see you in 2025!

August 2024

New: JMCWC 2024 Simulator & Training Pages now available! ? Countries represented: Germany, Algeria, Tunisia, Libya, India, Bahrain, UAE, Pakistan, Bulgaria, Serbia, Bosnia, Hungary, Czech Republic, Turkmenistan, Kyrgyzstan, South Africa, Canada, Japan, Mexico, Qatar, and more.

June 2024

Registration for JMCWC 2024 is now closed. We will welcome around 100 participants from more than 20 countries. All registered individuals will receive an email confirmation soon.

March 2024

JMCWC 2024 kicks off in September 2024. We can't wait to see you all again!

September 2023

Excited to welcome all registered participants to Bielefeld on September 30th, 2023! Check out the latest task simulator and example challenges on our dedicated page.

April 2023

JMCWC 2023 will take place in September/October 2023. Hope to see you all soon!

October 2022

JMCWC 2022 successfully completed! Find results and more details on our partner website: Junior Mental Calculation World Championship 2022: Results – World Mental Calculation

September 2022

Thanks for joining the preparation Zoom call for JMCWC 2022! ? Link to examples presented by Daniel Timms: EXAMPLES ? 56 participants from 13 countries: Germany, Algeria, India, Bulgaria, Serbia, Bosnia, Switzerland, Nigeria, South Africa, Lebanon

June 2022

JMCWC 2022 will take place in September/October 2022. We’re excited to welcome you!

January 2022

Due to the global COVID-19 situation, JMCWC 2022 has been postponed to Sept/Oct 2022. We’re truly sorry and hope to see you soon!

March 2021

Updates available for the upcoming competition and workshops. Stay tuned for more details!

September 2020

Wow – what a great event! Thank you to everyone who took part!

July 2020

More than 100 participants will join JMC-OC 2020. Fantastic turnout!

May 2020

JMCWC 2020 has been postponed to summer 2021 due to global circumstances. We appreciate your understanding.

February 2020

The next Junior Mental Calculation World Championship 2020 will take place in Bielefeld, Germany! Please book your rooms early at Jugendgästehaus Bielefeld or Arcadia Hotel Bielefeld.

August 2019

66 participants from 13 countries: Germany, Algeria, Russia, India, Hungary, Bulgaria, Serbia, Peru, UAE, Switzerland, Morocco, South Africa, Lebanon

March 2019

The next JMCWC 2019 will be held in Bielefeld, Germany. Book your accommodation soon!

August 2018

75 participants from 14 countries: Germany, Switzerland, France, Netherlands, Serbia, Algeria, Morocco, Bulgaria, Kyrgyzstan, Uzbekistan, Peru, Lebanon, South Africa, India

February 2018

New program for JMCWC 2018! Registration is open until May 30th, 2018 and can be made only by email.

January 2018

The next Junior Mental Calculation World Championship 2018 will take place in Bielefeld, Germany!

November 2017

The winners of JMCWC 2017 are now published on our website!

April 2017

Lots of new updates available on our homepage!

Summer 2016

Cube Root Challenge – October 2nd, 2016! Want more info? Just send us an email!

August 2016

Participants from: India, UAE, Kyrgyzstan, Turkey, China, Switzerland, Canada, Lebanon, South Africa, Germany Welcome to all!

February 2016

New updates available on our website!

July 18, 2015

Registration is now closed. Participants from Peru, Lebanon, Netherlands, Switzerland, UAE, India, and Germany are excited to join the challenge!

February 10, 2015

Information about the next competition is now online!

September 2, 2014

55 participants from 6 countries expected! Official program updated. All registered participants will receive an email with further details soon.

July 20, 2014

Participants are joining from: Germany, India, Peru, Canada We’re looking forward to meeting you!

May 4, 2014

The next Junior Mental Calculation World Championship 2014 will take place in Bielefeld, Germany!

September 17, 2013

Games and quizzes for participants, teachers, and parents on October 4th! Numbers and fun!

September 15, 2013

Participants are joining from: Germany, Netherlands, Czech Republic, India, China, Singapore We’re excited to welcome you!

August 28, 2013

Registration for JMCWC 2013 is open until August 30th, 2013 and can be made only by email.

August 22, 2013

We proudly present the new Mental Calculation World Champion: George Lane, Andy Robertshaw: Both are part of our team and will be in Münster this October. Congratulations!