Moukey is the one, and the only Modern GUI software for Keyboard & Mouse On Screen Display for teaching CG relevant softwares.
Its because in first level its hard to show keyboard and mouse combinations. Moukey displays in correct order of keyboard and mouse keystrokes with a modern OSD User Interface. Makes your students easier understanding combination of keyboard and mouse while interacting with the software you are teaching.
Its desktop shortcut default running with "Run with Administration". if for some reasons of buggy antiviruses may decline it. Dont forget to run Moukey "Run With Administration Rights".