Let’s say you want to ask a few questions to your students, and they need to submit the form within 15 minutes or 30 minutes, or 1 hour. In other words, you want to limit the time. As usual, there is ...

Google Docs has become the go-to tool for collaborative writing because it is simple, easy to access, and syncs reliably in the cloud. But when your documents get complicated, or you’re handling ...