week-in-review

While many think Hydrox cookies were an Oreo knock-off, Hydrox actually came first. They were first made in 1908, four years before the Oreo.

NEWSLETTER
A super-skimmable daily digest.
©2016 Mental Floss, Inc. All rights reserved. Mental Floss® is a registered trademark owned by Felix Dennis. mentalfloss.com is a trademark owned by Felix Dennis.