To the right you will see a still from a simple animation that shows the cuts that 12 different router bits make. Dozens of other more complex animations are featured on this site. There are seven animations including the Router Bits animation to the right. Animation can play the part of an expert. When key aspects of a task are complex, dexterous movements and their coordination, understanding such movements usually requires a demonstration by an expert.
Animation can do the demonstration instead.
When this is presented interactively, animation can provide you with close to hands-on experience. Reveal hidden workings. Animation can provide a moving cutaway, schematic or symbolic representation of things whose workings you could not otherwise see. Enhance safety by rehearsal in advance. Animation can provide clear understanding of the sequence of events in situations where it would be useful to see, for example, how things come apart before you actually try it.