Chapter 4 Operant Conditioning 0 4.3.2 experimental foundation o The skinner box: it's a small test chamber it is a direct descendant of the puzzle box used by Thorndike. t usually has a grid格子娜栏) foor, light,ever(杠杯), and food cup.Itis arranged so that when the animal depresses the lever. the feeder mechanism is activated and a small pellet of food is released in the food cup. a typical Skinner Box is shown as the following:Chapter 4 Operant Conditioning ⚫ 4.3.2 experimental foundation: ⚫ The Skinner Box: it’s a small test chamber.It is a direct descendant of the puzzle box used by Thorndike. It usually has a grid(格子，栅栏 ） floor, light, lever（杠杆）, and food cup. It is arranged so that when the animal depresses the lever, the feeder mechanism is activated, and a small pellet of food is released in the food cup. A typical Skinner Box is shown as the following: