Photos: Anatomically correct mushroom fungus and other weird school posters
As you know from seeing our past collections of bizarre discussion placards from the '70s, we love vintage school posters -- and we found a treasure trove of them on Etsy.com, including erotic plants, smiling tighty-whities and more.
Big photos below.
Count down our top fifteen below, and click on the links if you'd like to make one of these oddities part of your personal collection.
Number 15: Talk about a come-hither look....
Number 14: "Let's check the Bible to make sure God made these."
Number 13: Doesn't the underwear look a little too pleased with himself?
Continue to see more of our top fifteen vintage (and strange) school posters.