Giant QR Codes in the Classroom http://goo.gl/fb/Ioh1V
Teacher StratEdgy: More on QR codes | EdReach http://t.co/bI9OCsj
QR codes---> Do they give you a Scooby-doo moment? They did for me. Read my investigative blog. http://t.co/0c0UCIT1 #edchat #edtech