Blog 2(3-15-14)

This week we learned about functions that will turn into 3D shapes and we found their volumes using the washer theory and the shell theory. I feel like this was hard for people to understand right away but after a while they seemed to get it. This weeks ted talk was cool but I kind of lost the message, like when I was watching I was just looking at the cool things he could do with those phones not what he was saying. The only thing I can remember from it was the butterfly he made fly.