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FAQ list > What are QR codes?

QR codes are a type of two-dimensional barcodes that consists of black modules (square dots) arranged in a square pattern. They can be read by smartphones or other mobile devices equipped with a cameras and a QR Code reader. QR Codes can provide various data results such as web addresses and contact information.
Here at G-W Publishing we are incorporating QR Codes in relation with our G-W Learning Mobile Companion Site. The mobile companion site is easy to read, easy to use, and fine-tuned for quick access.
The G-W Learning mobile companion site contains features and activities such as self-assessing chapter pretests and posttests, e-flash cards for vocabulary drill and practice, and expanded informational articles and movies.

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