Equal mass diameter cylinders showing the difference in density of metals. Comprises six 100 g, 16 mm diameter cylinders of brass, lead, copper, iron, zinc, and aluminium in wooden holding block.
A set of cubes for density investigations or comparison of different materials, consisting of nine 25 mm sided cubes. Set includes brass, iron, copper, aluminium, hardwood (beech), softwood (pine), nylon, PVC and acrylic. Supplied in wooden box.