This document discusses the roles and benefits of using eTwinning tools in Comenius partnerships and vice versa. It provides suggestions for using eTwinning tools like the portal, desktop, Twinblog, and TwinSpace in Comenius projects for communication, partner finding, planning, organizing, disseminating work, and follow up. It also discusses how Comenius tools like support from the local community and face-to-face activities can benefit eTwinning projects. Finally, it recommends diversifying projects using external tools from websites like Glogster and Magazine Factory to keep the human mind open.