en Cuevana 3. The pressure to conform, the inevitability of change, and the resistance to trying something new form the basis for the usual madcap adventures associated with the creative mind of Dr. Seuss. "Dr. Seuss on the Loose" builds upon three short stories - "The Sneetches," "The Zax" and "Green Eggs and Ham" - to create a thematic trio that explores the often fickle and flexible world of attitudes.