#Teach180, August 26, 2015 at 11:13AM

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Thanks to @EdTechCaitlin for handling my #teach180 for the day. https://t.co/uynQH7501h via http://twitter.com/DavidGriswoldHH at http://twitter.com/DavidGriswoldHH/status/636572221494960128 at August 26, 2015 at 11:13AM

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