The glass rod and cloth set is for teachers conducting physics experiments in junior high school. The transparent glass rod, combined with the smooth cloth, creates a simple yet effective way to generate static electricity. This tool helps students grasp the concept of friction electrification, making complex theories more accessible and engaging through practical demonstration. Features -Color:Transparent -Material:Glass, cloth -Size:25.30X0.80X0.80cm/9.94X0.31X0.31in -Engaging science tool: this kit is designed to make physics experiments more engaging, encouraging students to explore and understand static electricity -selected materials: the glass rod and cloth are carefully selected to ensure accurate and effective demonstrations of electrostatic principles -Convenient for teachers: its lightweight design makes it easy for teachers to transport and use in different classroom settings, enhancing teaching flexibility -Educational value: provides a practical approach to learning static electricity, helping students build a solid foundation in physics -Interactive learning: enhances classroom interaction, making physics lessons more dynamic and enjoyable for both students and teachers Package list: 8 x glass rods 4 x cloth