Ключевые слова: accessory, back, background, blue, centimeter, class, college, compass, composition, design, different, education, element, equipment, eraser, flat, geometry, item, kid, knowledge, lay, layout, learn, learning, length, lesson, light, many, math, measurement, measuring, metal, millimeter, object, office, pencil, plastic, pupil, ruler, school, stationery, student, study, studying, supply, tool, top, university, view, work,