This document provides an overview of mediation skills and activities in language teaching. It discusses mediation as one of the four language teaching activities along with reception, production, and interaction. Mediation involves reformulating information from one language to another or from one form to another, such as translating, interpreting, summarizing, or paraphrasing. The document outlines the differences between oral and written mediation and strategies for mediation activities. It also discusses translation and summarizing as two specific mediation activities, providing details on how to incorporate them into language teaching.