| Miss Hall's School | WORLD |
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Soo Yoon Kim Miss Hall's School Pittsfield, Massachusetts, USA October 18, 2007 2.5 seconds per correct problem Soo Yoon Kim Miss Hall's School Pittsfield, Massachusetts, USA February 27, 2007 2.7 seconds per correct problem Seon Ah Yoon Miss Hall's School Pittsfield, Massachusetts, USA February 20, 2007 3.1 seconds per correct problem Song E Park Miss Hall's School Pittsfield, Massachusetts, USA February 19, 2007 3.4 seconds per correct problem Soo Yeon Kim Miss Hall's School Pittsfield, Massachusetts, USA February 15, 2007 3.5 seconds per correct problem Seon Ah Yoon Miss Hall's School Pittsfield, Massachusetts, USA February 7, 2007 4.0 seconds per correct problem Ainjel McDonald Miss Hall's School Pittsfield, Massachusetts, USA October 23, 2006 4.4 seconds per correct problem Hillary Fitch Miss Hall's School Pittsfield, Massachusetts, USA age 16 October 18, 2006 5.6 seconds per correct problem Sally Melville Miss Hall's School Pittsfield, Massachusetts, USA October 2, 2006 5.9 seconds per correct problem |
Prakash Malkani Pittsfield, Massachusetts, USA January 11, 2007 6.4 seconds per correct problem |