This document discusses and compares three online tools for secondary teachers and students: Skype, Ediscio, and Cramster. Skype allows free video calls and messaging. Ediscio is a free web application for creating and sharing flashcards that allows images and videos. Cramster provides step-by-step textbook solutions and practice tests for homework help in various subjects. The document outlines how to use each tool and discusses their benefits and drawbacks.