Package List 3 x Inclined PlatesFeatures - Size: About 35.00X17.00X10.00cm/ 13.76X6.68X3.93inch Physics Experiment Tool.- Color: Random Color School.- Material: Plastic machinist tools.- Helps to explain relevant knowledge in class student model.- Oblique panel with scale, clear scale is convenient for experiment/easy to observe Physics Teaching Equipment.- This is not a toy, but professional teaching equipment for physics teaching DIY Electromagnet.- Made of for durable and in use Science Basic Circuit.- Train students' observation capability, thinking and analytical skills mechanic tool.Goods Descriptionmechanics tools Can be helpful for students to do physics experiments.School Teaching Aids Teachers also can use them to show hot the mechanics trolley works and let students know more about its principles.physics teaching This item is a set of professional and practical physics experiments inclined plate