QR Code is an abbreviation for Quick Response Code. It is a special kind of barcode that anybody can scan with a smartphone app that usually directs the user to a website. (You can download any number of free apps for iPhone and Android or for tablets) QR Codes have gained a lot of popularity in commercial marketing because they are so easy! Rather than typing in an entire web address, the user merely scans the code and they are there! So easy.
They are free to make using a QR Code Generator likehttps://www.the-qrcode-generator.com/
They are free to scan using an app like these:
Students will learn about Morse Code, how it works and how they can use it to send a message. They will also consider why it is no longer being used. Students will create their own simple telegraph machine using a simple electrical circuit and use it to send and receive messages. Materials needed for this include a battery, electrical wire, electrical tape and a light bulb. And of course students will learn about QR codes. How to make them, what they do, how to scan them and how to use them.