Ключевые слова: 3d, adorable, attentive, back to school, blackboard, cheerful, child, childhood, classroom, complicated, concentration, copy space, device, difficult, education, electronic, elementary, enjoying, entertainment, equation, female, focused, fun, function, geometry, gesture, gesturing, girl, happy, imagination, innocence, joy, kid, knowledge, leisure, lifestyle, literature, math, mathematics, mixedrace, physics, preschool, primary, pupil, reality, schoolchild, schoolgirl, smart glasses, smiling, student, technology, theory, uniform, virtual, virtual reality headset, vr, wisdom,