Container A- each side of the prism will measure 2 inches, and the height will be 10 inches. Container B- each side of the prism will measure 2.5 inches, and the height will be 8 inches. Put container A inside container B and set them in one of the bowls or pans. Fill container A to the top with the beans or grain you choose to use. Carefully pull container A out of container B.