https://www.youtube.com/watch?v=EtNVmIeh9H4
How do you see it? http://theflatearthsociety.org/cms/ http://www.tfes.org/
Source: www.youtube.com
DISCLAIMER THAT I WISH I DIDN’T HAVE TO MAKE: I don’t believe in the flat Earth theory and think that this video is total jibberish; but it is delightfully inaccurate! This is a good way to get students to think critically about epistemology (how we know what we know) and defend their own world view. This also helps students to assess the validity of online sources.
Tags: social media.
GEOGRAPHY EDUCATION 
December 8, 2014 at 1:40 pm
Now don’t throw the baby out with the bath water: The canal experiment seems to be a good one.
Even given a one-foot drop per mile, at six miles the flag ought not to be visible.
Suppose the canal were ten, one hundred, or one thousand miles long.