HOT QR Codes in the Classroom & Library
The Daring Librarian
DECEMBER 11, 2010
The code allows you to use your smartphone to scan the image, being lead to an exclusive 40-second sexy commercial - "It’s often difficult to measure engagement with billboards, and QR codes help advertisers better measure their impact." Since I''ve started sharing more.I''ve ve gotten more back. Twitter makes me happy this way!
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