The pilot stated that he last departed Albany, Georgia, and his destination was Madison County Executive Airport. The approach to runway 36 at Madison County Executive Airport was normal. After the landing flare, the aircraft touched down on the main landing gear and then bounced. The aircraft touched down again, and again bounced. The aircraft then porpoised and touched down on the nose landing gear. The nose landing gear collapsed and the windshield cracked. He maneuvered the aircraft off the runway into the grass and stopped.