How Do QR Codes Actually Work?

QR codes are like puzzles made of squares. When you scan them with a phone, it reads the pattern and figures out what message or link is inside. It's like a secret code that your phone can understand!

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Examples

A restaurant puts a QR code on its menu so you can scan it with your phone and instantly get the online version of the menu.
Your friend sends you a QR code at a party, when you scan it, it shows up as a funny message on your phone.
A bus stop has a QR code that links to a map showing the best routes from there.

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Categories: Technology · QR Codes,Technology,Encoding