9pc Specimen Density Cube Set - Brass, Iron, Copper, Aluminum, Hardwood, Softwood, Nylon, PVC & Acrylic - Includes Wooden Storage Box - For Studying Density & Mass - Eisco Labs

INCLUDED || 1" cubes of the following materials: brass, iron, copper, aluminum, hardwood, softwood, nylon, PVC and acrylic WOODEN STORAGE BOX || Cubes come beautifully presented in a wooden storage box with foam cutouts for each block INSTRUCTION MANUAL || Includes a complete manual that describes the basics of density, mass and volume, and instructions for making calculations EXCELLENT FOR PHYSICS CLASSROOMS || The Eisco Labs Density Investigation series is intended to help learners become familiar with the appearance, texture, hardness and density of a variety of common substances, explore volume, density & mass and provide them with quality introductory physics and chemistry concepts FOR EDUCATIONAL USE ONLY: Designed to be used in an educational setting and are not fabricated using ultra high precision machining. Expect tolerances in the +/- 5% range of any stated dimensions (although they are generally much tighter)