Tuesday:  [[attachment:tkz-graph-tuesday.png]]

Wednesday: [[attachment:tkz-graph-wednesday-1.png]]  [[attachment:tkz-graph-wednesday-2.png]]

Thursday:  Minimal solution to Tower of Hanoi puzzle with 3 pegs, 4 disks  [[attachment:tkz-graph-thursday.png]]

Continued at [[http://trac.sagemath.org/sage_trac/ticket/9074|Trac 9074]]