The metal cubes and cylinders in this set are crafted to provide a comprehensive learning experience about density. Each piece is made from materials, ensuring durability and accuracy in experiments. This educational tool is for teachers and students to explore the principles of density and gravity in a practical way. Features -Color:Multi -Material:Copper, iron, aluminum, wood, plastic -Size:2.00X2.00X2.00cm/0.79X0.79X0.79in(cube) -Size:3.20X2.00X2.00cm/1.26X0.79X0.79in(cylinder) -Comprehensive learning set: features a variety of materials and shapes to cover density calculation and analysis, making it for science education at all levels -Enhanced engagement: provides tangible tools for interactive experiments, encouraging students to actively participate and develop a passion for physics -Durable construction: made from materials to withstand repeated use, ensuring reliability for educational purposes -Scientific accuracy: designed for precise density measurements, supporting accurate data collection and fostering critical thinking in scientific investigations -Convenient storage: comes in a portable format, allowing educators and students to easily carry and organize the set for seamless teaching experiences Package list: 4 x cube 3 x cylinder