Who Knew? Highway Numbering Lesson Posted by Matt Jacobson on May 17, 2011 Get link Facebook Twitter Pinterest Google+ Email Who Knew from Yahoo! offers a nice video addition to that age-old Geography lesson. It's a great way to help kids who are already thinking about summer vacation to connect school work to the real world. geography High School Middle School Social Studies Students Upper Elementary video Get link Facebook Twitter Pinterest Google+ Email Comments Post a Comment Your Comments will be held for moderation, just to help avoid that ever-present spam. Check back to see your Comment posted in a couple days, please.