1 Temporada
10 Episodio
What Would Happen If ...? - Season 1 Episode 10 Episodio 10 (2010)
Marty puts old wives' tales to the test as he attempts to predict the sex of an unborn child. Also, our brains in a box try to answer the age-old question of which came first, the chicken or the egg.
- País :
- Género : Documentary, Reality
- Estudio : National Geographic
- Director :
- Emitir : Marty Jopson
