This document provides instructions for using the Web 2.0 tool ThingLink in the classroom. ThingLink allows users to create interactive images and videos by adding tags with additional text, links, images or videos. The document outlines how to sign up for a free ThingLink account and walks through the steps to create an interactive image, including uploading an image, adding tags, and sharing the completed image. Examples of how teachers have used ThingLink in lessons on the Civil War are also provided.