Description This glass rod with cloth is an essential tool for middle school physics experiments, specifically designed for demonstrating static electricity through friction. The sleek glass rod, paired with a piece of cloth, allows students to observe the principles of electrostatics. Features -Color:Transparent -Material:Glass, cloth -Size:25.30X0.80X0.80cm/9.94X0.31X0.31in -Innovative teaching tool: designed to spark students' interest in science, this electrostatic experiment kit enhances participation and engagement in physics classes - pairing: the glass rod and cloth are meticulously paired to visually demonstrate the principles of frictional electrification, aiding in better comprehension -Portable design: lightweight and easy to carry, this kit is ideal for various teaching scenarios, making classroom experiment smooth and efficient -Physics experiment: helps students grasp the fundamentals of static electricity and develop essential experimental skills through hands on learning -Effective learning aid: promotes teacherstudent interaction, optimizing the junior high school physics classroom experience and improving overall learning outcomesPackage list: 2 x glass rods 1 x cloth