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Audiovisual aids are essential tools for teaching the learning process. It helps the teacher to present the lesson effectively, and students learn and retain the concepts better for a longer duration. The use of audio-visual aids improves student's critical and analytical thinking. It helps to remove abstract concepts through visual presentation.
In an example with overt musical connections, The Oxford Handbook of New Audiovisual Aesthetics cites musician Brian Williams (aka Lustmord) as someone whose practise crosses audiovisual art and mainstream media, where his work is "not traditionally 'musical'" and has "clearly visual aspects". [2]
The visual display shows various shapes that change size, color, and brightness in correlation with the music. Combining this visual display with a haptic chair that vibrates along with the music aims to give a more all-around experience of music to those hard of hearing. [9] Music visualization can also be used in education of deaf students.
Audio-visual entrainment (AVE), a subset of brainwave entrainment, uses flashes of lights and pulses of tones to guide the brain into various states of brainwave activity. AVE devices are often termed light and sound machines or mind machines .
The inability to perceive motion is called akinetopsia and it may be caused by a lesion to cortical area V5 in the extrastriate cortex. Neuropsychological studies of a patient who could not see motion, seeing the world in a series of static "frames" instead, suggested that visual area V5 in humans [1] is homologous to motion processing area V5/MT in primates.