People Are Freaking Out Over What This Sign Means For The Super Bowl
www.huffingtonpost.com/entry/denver-cam-newton-sign-super-bowl-prediction_us_56b36182e4b08069c7a62db2
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
Not exactly like Road Sign Math, but fun to see something else inspired by road signs! Thanks @tkeekley for the link.