The process of attaining awareness or understanding of sensory information is called perception. Types of perception are different but for education the most demanded are speech, color and form. Visual training equipment is tangible means of training used in the educational process for the formation of students’ knowledge, skills and abilities to manage their cognitive activity, common development and upbringing. Using visual training materials enhances the effectiveness of training, best storing of new information and understanding of even the most complicated formulas.
There are 3 main groups of visual equipment:
– natural objects;
– images and display of the objects and phenomena of reality;
– the description of objects and phenomena of the world by signs, words and phrases of natural and artificial languages.