Activity 10 days
December 29, 2010
20 solves
December 28, 2010
10 solves
December 27, 2010
21 solves
December 26, 2010
73 solves
December 25, 2010
85 solves
December 24, 2010
10 solves
December 23, 2010
143 solves
December 22, 2010
158 solves
December 18, 2010
99 solves
December 12, 2010
3 solves