Friction Demonstrator Physics Teaching InstrumentThis is a physics experiment kit for friction demonstration, great teaching instrument for both classroom demonstrations and individual student useInteractive Learning The kit encourages interactive learning, ideal for illustrating the concept of friction in physics, helping students understand the principles of frictionCompact SizeMeasures 60cmx35cm, easy to handle, so that this experimental demonstration is more intuitiveIdeal Teaching ToolWhether you're a teacher, parent, or student, this kit is great way to spark interest in physics and science, making it a must have for any educational settingWide ApplicationFriction Physics Experiments Set is great for home, school class use. Also ideal Birthday and Christmas gift for kids, enjoy the DIY experiments fun while learning basic physical knowledge Specification: Material: Metal Size Chart: 60cmx35cm/23.62inchx13.78inch Package Includes: 1 Friction Force Demonstrator