Archimedes Principle Demonstration Experiment SetThis Archimedes Principle Demonstration Experiment Set is an ideal educational tool that allows students to explore and understand the fundamental principles of buoyancy. MaterialArchimedes Principle Demonstrator set is made of pp and metal materials that ensures its longevity and maintains its functionality over time. Educational ToolEasy to set up and use, this experiment set provides clear instructions, making it suitable for both classroom teaching and home learn. FunctionAn essential physics experimental equipment educational toy tool helps students understand Archimedes Principle in a fun and interactive way. Wide ApplicationGreat for home, school or lab use. Also ideal Birthday and Christmas gift for kids, children in middle school, can enjoy DIY experiments fun while learning basic physical science knowledge. Specification: Material: PP, Metal Package Includes: Set A: 1 Archimedes Principle Experiment Set(Without Spring scale) or Set B: 1 Archimedes Principle Experiment Set(With Spring scale)