Here is a good visual encompassing some important netiquette rules for students to keep in mind while using the net. You might want to go through these rules with your students to make sure they understand them.
While ‘the internet’ and ‘manners’ don’t tend to pop up in the same sentence very often (at least not in the positive sense), there are a number of ways that manners really do matter when you’re interacting online.
When it comes to navigating social media, online games, smartphones, and the Internet, it's best for kids to get their info from a trusted source. As parents and educators, we want to raise kids to be safe, responsible, and ethical in the digital world. Giving kids a solid understanding of how we expect them to behave -- both online and off -- starts everyone off on the right foot.