+0  
 
0
411
2
avatar

why web2.0

 Sep 8, 2014
 #1
avatar
0

idk...I'm assuming this is the second website for math hence the 2.0...It's just a theory...

 Sep 8, 2014
 #2
avatar+118653 
0

I don't know either  

 Sep 9, 2014

1 Online Users