This document discusses several free online tools that can be used to create interactive multimedia presentations. It describes tools like Prezi that allow users to create collaborative, cloud-based slide shows with images, documents, and videos. Other tools mentioned include Padlet for making interactive posters and PowToon for creating presentations with images, text, music and video. The document notes that these tools promote creativity, student interest and collaboration, and can be used at home or school, although they require computer and internet access.