Ключевые слова: art, background, bell, build, child, childhood, class, classroom, color, concept, creativity, educate, education, educational, enjoy, equipment, experiment, experimentation, fun, happy, instrument, kid, kindergarten, material, montessori, music, musical, note, parenting, play, playground, preschool, rainbow, scale, school, sense, senses, sensitive, sensorial, sensory, set, shape, size, sound, space, teach, teacher, texture, tone, toy,