Consider making a video when:
Tufts Educational Technology Services provides the community with several tools for recording. For more information about the educational tools they provision and support, contact Educational Technology Services: edtech@tufts.edu
Not sure which tool is the best for your purposes? Check out the Video Tools for Teaching decision tree.
Please keep in mind this is not an exhaustive list and that best practices change over time as student populations change. This list will be updated as research suggests modifications to best practices.