Ключевые слова: abstract, abstract background, art, backdrop, background, blue, business, classroom, color, computer, concept, creative, design, diagram, digital, digital animation, digitally, digitally generated, drawing, education, education online, education technology, equation, futuristic, generated, graphic, grid, hologram, illustration, internet, internet education, knowledge, learn, learning, library, light, mathematic, mathematical, mathematical equation, modern, multimedia, no people, pattern, school, student, study, technology, technology concept, texture, wallpaper, white,