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What are QR Codes?: A QR code is a lot like a barcode you see on most products.
35. Desktop QR Code Reader | dansl
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For more than 80 years, NBC News has been documenting the people, places, and events that have shaped our world. Now, for the first time, NBC Learn is making these historic and current events resources available to teachers, students, and parents. NBC Learn is a rich, dynamic, and innovative resource that provides thousands of historic news reports, current events stories, original content, primary source documents, and other digital media specifically designed to help teach and engage students of all levels and abilities.