Problem: Skinner became interested in studying human behavior in an objective and scientific way. He developed what he referred to as an operant conditioning apparatus, which later become known as a Skinner box. The Skinner box was a chamber that contained a bar or key that an animal could press in order to receive food, water, or some other form of reinforcement. Pigeons and rats were often utilized as subjects in studies using this device. Rewrite in simple terms. Need Assignment Help?