pbsdigitalstudios: Seriously. If you have a pizza with radius “z” and thickness “a”, its volume is Pi(z*z)a. Science is delicious. (via)
tags: Forever Young,
from: https://www.tumblr.com/blog/view/butachankawaii/125003585920
tags: Forever Young,
from: https://www.tumblr.com/blog/view/butachankawaii/125003585920