Explorers of the Human Body

Breathing Underwater (1x12)

: 27, 2008

Absentees: Siwon - Two team separation (One to use props to breathe underwater and Two to exchange air underwater) - Team One: Leeteuk, Heechul, Shindong, Donghae, Kibum, Kyuhyun - Team Two: Han Geng, Yesung, Kangin, Sungmin, Eunhyuk, Ryeowook - Team One contend against a Synchronized swimmer. - Team One Method: A material object to seal in air. - Team Two: Mouth-to-mouth.