IBRS20150994
Maximum Number of People Solving Arithmetic Problems with Abacus Simultaneously for 4 Hours
ARJWIN Abacus
Mass Participation
3-Oct-2015
The Maximum Number of People Solving Arithmetic Problems with Abacus Simultaneously for 4 Hours counted to 38 participants. It was accomplished by ARJWIN Abacus, Tiruppur District, Tamil Nadu, India on October 3, 2015.