Adam @ MAKE writes:

Looking for an easy way to generate QR codes capable of incorporating into an asphalt mosaic, John from mtoynbee.com found that Perler (aka melty) beads are the way to go. Not only can you position them in a grid, but they are also large enough to be picked up by a standard cameraphone.

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Becky Stern

Becky Stern

Becky Stern (sternlab.org is a DIY guru and director of wearable electronics at Adafruit. She publishes a new project video every week and hosts a live show on YouTube. Formerly Becky was Senior Video Producer for MAKE. Becky lives in Brooklyn, NY and belongs to art groups Free Art & Technology (“release early, often, and with rap music”) and Madagascar Institute (“fear is never boring”).