30 October 2013 - ShaggyBevo

"10-30-2013 02:34 PM
I own every book ever published and at least two of them are on display at all times, if not being currently read. Easily the best comic ever printed. Ever."

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"10-30-2013 02:39 PM
Do you own Teaching with Calvin and Hobbes?"

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"10-30-2013 05:07 PM
Well that's just silly."

http://www.shaggybevo.com/board/showthread.php/137847-Calvin-amp-Hobbes

28 October 2013 - Twitter @_RobRob

"Watterson licensed a "Teaching with Calvin and Hobbes" school book? I GOTTA GET ME ONE OF THO--- oh ... wow"

https://twitter.com/_RobRob/status/394911215102595072

22 October 2013 - Forward Progress

http://michaelkelleyministries.com/2013/10/7-things-you-might-not-know-about-calvin-and-hobbes/

21 October 2013 - Mental Floss

"7 Things You Might Not Know About Calvin and Hobbes
Jake Rossen

"...the book Teaching with Calvin and Hobbes was a tutorial intended to help students improve their language skills..."

http://mentalfloss.com/article/53198/7-things-you-might-not-know-about-calvin-and-hobbes

17 October 2013 - talkbacker comments

http://talkbacker.com/comics/bill-watterson-calvin-hobbes-interviewed/id=11660