This is from Cracked, so it's not exactly scholarly (and may not be suitable for young children to read), but I found it interesting.

Sorry...I don't know how to make the URL any shorter than it is.

http://www.cracked.com/article_20563_5- ... rc=fanpage

Maybe this could be used to explain broad and slender to people and then for them to actually get what it means

_________________
__̴ı̴̴̡̡̡ ̡͌l̡̡̡ ̡͌l̡*̡̡ ̴̡ı̴̴̡ ̡̡͡|̲̲̲͡͡͡ ̲▫̲͡ ̲̲̲͡͡π̲̲͡͡ ̲̲͡▫̲̲͡͡ ̲|̡̡̡ ̡ ̴̡ı̴̡̡ ̡͌l̡̡̡̡.___