Hollow, size related spheres, cubes, cones, cylinders, rectangles, pyramids and polyhedra have removable stoppers, allowing students to fill them with rice or sand.
Demonstrate the relationship between shape, size and volume with this set of 14 clear plastic geometric shapes.
Includes Teaching Guide.

Maths School Lab Equipment Suppliers in India 

Ltekonline are the manufacturers of Relational Geo Solids Manipulatives Lab used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and School Maths Lab Equipment for Engineering Teaching Lab in Universities