Khan/khan-exercises — Issue #4433: Algebra challenge - where are the problems???
Author: KhanBugz
Created: 2011-10-16 18:48:00+00:00
State: open
Labels: ie8, win7

there are no problems when i try to practice the algebra challenge

[algebra_challenge.html?seed=187&problem=x-on-bottom (linear_equations_4)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=187&problem=x-on-bottom&debug)

["1","1"]

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