Jan van Koningsveld

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1	Mental Calculation World Cup 2014 Dresden, Germany, [removed]October[removed]The best mental calculators from all over the world are invited to the 6th Mental Calculation World Cup 2014. Add to Reading List Source URL: www.recordholders.org Language: English - Date: 2014-03-09 09:28:49 Educational psychology Mathematics competitions Mental Calculation World Cup Mental arithmetic Mental calculation Jan van Koningsveld Calculation Pi Alberto Coto García Mental calculators Mathematics Intelligence
2	Mental Calculation World Cup 2014 Dresden, Germany, [removed]October 2014 The best mental calculators from all over the world are invited to the 6th Mental Calculation World Cup[removed]Date: 10-12 October[removed]contest: 11 Add to Reading List Source URL: www.recordholders.org Language: English - Date: 2014-03-09 09:28:20 Mathematics competitions Educational psychology Mental Calculation World Cup Mental calculation Calculation Pi Calculator Jan van Koningsveld Priyanshi Somani Mental calculators Mathematics Intelligence