Animals lovers have probably all heard of dogs being called "man's best friend", but these pictured aim to show that this phrase holds true with geeky kids too. The earliest citation of the actual word choice is traced to a poem printed in the The New-York Literary Journal, Volume 4, 1821: "The faithful dog - why should I strive. To speak his merits, while they live. In every breast, and man's best friend. Does often at his heels attend." Continue reading for more.