Class date name modeling a cell procedure 1. collect household materials such as clay, cardboard, yarn, buttons, dry macaroni, or other objects. 2. using the objects that you collected, make a three-dimensional model of an animal or plant cell. 3. on a separate sheet of paper, make a key to the materials in your cell model. analysis 1. what does each part of your cell model do? 2. have someone look at your model. which of the cell parts could they identify without using the key? 3. how could you improve your model?