Multimedia requires an internet connection so that the user can navigate the media content.

Animation can be used as a simulation of actual environment.

All online media are free access.

Hypermedia is also an interactive media but interactive media is not absolutely a hypermedia.

Provide a structure of linked elements

Enhance learning and memory retention of human

Manage individual multimedia elements and provide user interaction

Need to consider aspects of creativity, knowledge of ownershio and copyright rules

Immitate actual environment and require special devices