180 Days of Ideas for Discussion in Math Class. (as of 9July2014, we're in overtime!)

Prove that anywhere on Pascal's triangle, products of numbers in yellow and in orange are equal.Via @HopeHana pic.twitter.com/zgs3d0wenJ — ⋁△ ᴹᴬᵀᴴcafé ☕ (@Five_Triangles) August 18, 2016