The 1492 Challenge The 1492 Challenge begin-post-stats Tipping Point Math • 27K views end-post-stats begin-duration 2:34 end-duration Math topics: _1_(number)_##1 (number)##_Factorial_##Factorial##_Square_root_##Square root##_0.999..._##0.999... Other topics: _Symbols_##Symbols##_Plus_and_minus_signs_##Plus and minus signs##_Writing_##Writing##_Symbol_##Symbol video-id: HE8qZ_-NSPI channel_Tipping_Point_Math_ So What Learning 1 (number) , Symbols Monday, January 22, 2018 Share Share