Ключевые слова: adolescent, are, background, beautiful, beauty, biosensing, boy, brother, caucasian, child, childhood, colors, cute, design, digital, display, emotions, expression, face, fashion, fun, hair accessory, happiness, happy, innovation, interactivity, kid, light, little, moodresponsive, person, portrait, preteen, smile, tech, technology, trend, wearable, yellow, young,