guohui Vibration and Resonance Demonstrator DIY Model for School Students Classroom

[Size]Generous size of 34cmx15cmx52cm/13.39inchx5.91inchx20.47inch makes it easy for students to observe and understand resonance phenomena clearly. [Resonance Demonstratorforced]Designed for high school physics teaching, this resonance demonstrator visually illustrates resonance principles in classroom experiments. [Packing]Includes a complete resonance demonstrator in the package, ready for immediate classroom use. [Material]Made from metal material, ensuring stability and long time use during repeated demonstrations. [Physical Experiment Model]Ideal for new curriculum standards, supporting hands on learning and interactive science education. Size Chart: 34cmx15cmx52cm/13.39inchx5.91inchx20.47inch Package Includes: 1 Resonance Demonstratorforced Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.