Research Unit 2006: 4x5
Episode 5
4 - 1Episode 1 Sep. 10, 2009
4 - 2Episode 2 Sep. 10, 2009
4 - 3Episode 3 Sep. 17, 2009
4 - 4Episode 4 Sep. 17, 2009- 4 - 5Episode 5 Sep. 24, 2009
- 4 - 6Episode 6 Sep. 24, 2009
4 - 7Episode 7 Oct. 01, 2009
4 - 8Episode 8 Oct. 01, 2009
4 - 9Episode 9 Feb. 25, 2010
4 - 10Episode 10 Feb. 25, 2010
4 - 11Episode 11 Mar. 04, 2010
4 - 12Episode 12 Mar. 04, 2010
4 - 13Episode 13 Mar. 11, 2010
4 - 14Episode 14 Mar. 11, 2010