Jing is a great piece of software that’s freely available to capture your onscreen activity. It’s designed to run on Windows and Mac platform.
Jing is a light weight program. As you open the application a small yellow icon sits on the top middle of the desktop screen. Hover your mouse over it three more circles come to view. One circle is to capture image or video, middle circle is to view the history and the third circle provides you with more options.