The use of Google Sheets can help you in executing a working QR code attendance system. How do schools and offices revolutionize their attendance checking means with QR codes?

In a classroom setting, students normally raise their hands or answer “Present!” when called for class attendance. But unlike this conventional practice, a public school teacher in Imus City ...

QR codes can house a whole lot of data, from the URL of a webpage or service, to where to directly download an app. Here's how to scan them.