Khan/khan-exercises — Issue #13701: Addition 1 - why
Author: KhanBugz
Created: 2012-02-13 02:22:17+00:00
State: open
Labels: chrome, other, win7

Reporter: jaocorjul@aol.com

why cant i sing up with only the site?

[addition_1.html?seed=193&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=193&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=193&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.77 Safari/535.7

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