Khan academy's real competitor(guaranteach.com)

1 pointsby ippisl15 ปีที่แล้ว1 comments

http://www.guaranteach.com/community/exploring

1 comments

Jinyoung15 ปีที่แล้ว

I don't see it. And the FREE TRIAL button implies there's some sort of subscription fee. Uhh, hardly a "competitor."