#Teach180, August 26, 2015 at 11:13AM Home180Blog#Teach180, August 26, 2015 at 11:13AM [A-] [A+] 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