Description: 【Comprehensive Multi Experiment Capability】: This physics mechanics teaching aid enables students to conduct multi different experiments covering measurement, density, forces, frictive, pressure, buoyancy, and simple machines, providing a complete hands on learning experience for fundamental mechanics principles 【Complete Equipment Set Included】: This scientific experiment set comes fully equipped with a 200g tray balance, lever, pulley stands, weight set, 6pcs 20g hooks, single and double pulleys, graduated cylinder, silicone tubing, and multiple demonstration apparatus, offering thing needed for comprehensive mechanics study 【Practical Measurement Tools】: Featuring precise measurement instruments including balance scales, graduated cylinders, and tape measures, this set allows students to accurately measure mass, volume, and distance, no more improvising equipment as all essential tools are provided 【Sturdy Demonstration Components】: Built with quality materials that withstand classroom use, these physics demonstration props maintain accuracy through repeated experiments, making them great for school laboratories and science programs requiring reliable equipment 【Hands On Learning Approach】: This mechanics experiment set transforms abstract physics concepts into tangible understanding through interactive activities, ideal for middle school and high school students developing their scientific investigation skills Specification: Material: PP Size Chart: 36cmx22cmx13cm/14.17inchx8.66inchx5.12inch Package Includes: 1 Set Physics Mechanics Learning Tools Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.