This document provides guidance for teachers on safely using the internet for classroom purposes. It discusses the educational resources available online but also addresses risks like inappropriate content, viruses, and copyright infringement. The document recommends using content filters and antivirus software, teaching students about plagiarism, and practicing safe internet habits like only downloading files from reputable sites and not opening unknown attachments. Resources for firewalls, antivirus programs, copyright information, and internet safety are also referenced.