I remember digging holes in the back yard as a little boy, also remember building rock and dirt dams in the curb on rainy days. I think this is why this articl

I remember digging holes in the back yard as a little boy, also remember building rock and dirt dams in the curb on rainy days. I think this is why this article fascinates me. Hopefully, grown little kids around the world will reconsider this drilling problem and come up with an answer.