1set Heat Conduction Material

Features - Color: As shown. - Material: Wood, iron, cotton, ceramics, glass. - Size: 10.00X7.50X0.50cm/3.93X2.95X0.20 inch. - Constructed by using high-grade material, ensures it safety and can use it with confidence. - Mainly used in elementary school physics teaching, to explain heat conduction. - Lightweight and portable, more convenient to store and carry. It's great equipment for students to learn the heat conduction. - Let students learn heat conduction in interesting experiments and improve their physics performance. - It is a good helper for teachers, parents, train teachers, professors, researchers, etc.