推 eqcolouring:好特別! 10/13 01:47
推 etw710:想買! 10/14 00:45
→ etw710:藍色的那個好漂亮喔!! 10/14 00:45
http://www.kickstarter.com/projects/ifchicago/the-magic-cube-a-mathematic-3d-logic-puzzle
縮 http://goo.gl/0QQ5OR
全鋁合金的方塊
六面都是神奇的數列
--
Exception up = new Exception("Something is really wrong.");
throw up; //ha ha
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