Ключевые слова: analyzing, breaking new ground, caucasian, child, circuit board, close up, coding, complexity, computer part, cpu, discovery, education, electrical component, electronic industry, elementary student, engineer, engineering, equipment, examining, hand, intelligence, kid, laboratory, learning, little boy, microscope, mother board, pci card, people, repairing, research, school science project, science, scientific experiment, scientist, stem, studying, tech laboratory, technology, work tool,