Season
- Season 0 2009-06-10
- Season 1 2006-05-06
- Season 2 2006-06-24
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- Season 4 2007-04-11
- Season 5 2008-03-03
- Season 6 2009-07-16
- Season 7 2010-06-04
- Season 8 2011-06-03
- Season 9 2012-05-17
- Season 10 2013-09-06
- Season 11 2014-05-15
- Season 12 2015-05-10
- Season 13 2016-08-08
- Season 14 2017-01-06
- Season 15 2017-08-28
- Season 16 2019-06-13
- Season 17 2021-06-01
Season 17 Episode
- Season 9 Episode 1
- Season 9 Episode 2
- Season 9 Episode 3
- Season 9 Episode 4
- Season 9 Episode 5
- Season 9 Episode 6
- Season 9 Episode 7
- Season 9 Episode 8
- Season 9 Episode 9
- Season 9 Episode 10
- Season 9 Episode 11
- Season 9 Episode 12
- Season 9 Episode 13
- Season 9 Episode 14
- Season 9 Episode 15
- Season 9 Episode 16
- Season 9 Episode 17
- Season 9 Episode 18
- Season 9 Episode 19
- Season 9 Episode 20
How Do They Do It? - Season 9 Episode 10 Vanilla, Anchors
7.60 22 minutes How do they grow enough vanilla to make the world's favourite ice cream flavour? How are anchors for huge ships built? How are 12 million lighters made every year?
