Instructions: Use modeling clay or Play-Doh to sculpt a rectangular cuboid. A rectangular cuboid is a three-dimensional form with rectangular sides and a square cross-section.

Materials: Modeling clay

Keywords: Rectangular cuboid, cross-section, three-dimensional

Step 1: Roll the clay into a long, straight, thick roll of equal thickness, like you are making a large snake.

Step 2: Shape or slice off the sides flat to give it four longer rectangular sides and two parallel square sides.

Step 3: See below what your rectangular cuboid might look like.

See below the sculpture 'Cubi VI' by American artist David Smith, located at The Israel Museum in Jerusalem. How many rectangular cuboids make up the sculpture?