SunSketcher
Innovation Now - Podcast tekijän mukaan WHRO
   Kategoriat:
As children, we drew the bright yellow sun as a perfectly round ball in the sky. But our Sun is not quite a perfect sphere.
Innovation Now - Podcast tekijän mukaan WHRO
   As children, we drew the bright yellow sun as a perfectly round ball in the sky. But our Sun is not quite a perfect sphere.
