Season 10

S10E01 - Jargon - September 14, 2012
S10E02 - Jam, Jelly and Juice - September 21, 2012
S10E03 - Journeys - September 28, 2012
S10E04 - Jack and Jill - October 05, 2012
S10E05 - J-Places - October 12, 2012
S10E06 - Joints - October 19, 2012
S10E07 - Journalism - October 26, 2012
S10E08 - Jumble - November 02, 2012
S10E09 - Jeopardy - November 09, 2012
S10E10 - Jungles - November 23, 2012
S10E11 - Jumpers - November 30, 2012
S10E12 - Justice - December 07, 2012
S10E13 - Jobs - December 14, 2012
S10E14 - Jingle Bells - December 21, 2012
S10E15 - VG Part One - December 28, 2012
S10E16 - VG Part Two - January 04, 2013
S10E17 - Jolly - January 11, 2013
S10E18 - Just the Job - July 31, 2013

Season 9

S09E01 - I-Spy - September 09, 2011
S09E02 - International - September 16, 2011
S09E03 - Imbroglio - September 23, 2011
S09E04 - Indecision - September 30, 2011
S09E05 - Invertebrates - October 07, 2011
S09E06 - Inventive - October 14, 2011
S09E07 - Incomprehensible - October 21, 2011
S09E08 - Inequality - October 28, 2011
S09E09 - Illness - November 04, 2011
S09E10 - Inland Revenue - November 11, 2011
S09E11 - Infantile (Children in Need Special) - November 19, 2011
S09E12 - Illumination - November 25, 2011
S09E13 - Intelligence - December 02, 2011
S09E14 - VG Part 1 - December 16, 2011
S09E15 - VG Part 2 - December 23, 2011
S09E16 - Ice (Christmas Special) - December 29, 2011
S09E17 - The Immortal Bard - April 27, 2012
S09E18 - Idleness - May 04, 2012

Season 8

S08E01 - Hodge Podge - September 17, 2010
S08E02 - H Anatomy - September 24, 2010
S08E03 - Hoaxes - October 01, 2010
S08E04 - Humans - October 08, 2010
S08E05 - H Animals - October 15, 2010
S08E06 - Happiness - October 22, 2010
S08E07 - Horrible - October 29, 2010
S08E08 - Hypothetical - November 05, 2010
S08E09 - House and Home - November 12, 2010
S08E10 - Health and Safety - November 26, 2010
S08E11 - Highs and Lows - December 03, 2010
S08E12 - Horses and Hunting - December 10, 2010
S08E13 - Holidays - December 17, 2010
S08E14 - Hocus-Pocus - December 24, 2010
S08E15 - Hypnosis, Hallucinations and Hysteria - January 07, 2011
S08E16 - History - January 14, 2011
S08E17 - H Compilation - April 25, 2011
S08E18 - H Compilation - 2 - May 02, 2011

Season 7

S07E01 - Gardens - November 26, 2009
S07E02 - G-Animals - December 03, 2009
S07E03 - Games - December 10, 2009
S07E04 - Geography - December 17, 2009
S07E05 - Groovy (Christmas Special) - December 24, 2009
S07E06 - Genius - January 01, 2010
S07E07 - Girls And Boys - January 08, 2010
S07E08 - Germany - January 15, 2010
S07E09 - Gallimaufrey - January 22, 2010
S07E10 - Greats - January 29, 2010
S07E11 - Gifts - February 05, 2010
S07E12 - Gravity - February 12, 2010
S07E13 - Gothic - February 19, 2010
S07E14 - Greeks - March 05, 2010
S07E15 - Green - March 26, 2010
S07E16 - Geometry - April 02, 2010

Season 6

S06E01 - Family (Children in Need Special) - November 14, 2008
S06E02 - Fire & Freezing (Christmas Special) - December 22, 2008
S06E03 - Flotsam and Jetsam - January 09, 2009
S06E04 - Fight or Flight - January 16, 2009
S06E05 - France - January 23, 2009
S06E06 - Fakes and Frauds - January 30, 2009
S06E07 - Fingers and Fumbs - February 06, 2009
S06E08 - Fashion - February 13, 2009
S06E09 - The Future - February 20, 2009
S06E10 - Flora and Fauna - February 27, 2009
S06E11 - Films and Fame - March 06, 2009
S06E12 - Food - March 20, 2009

Season 5

S05E01 - Engineering - September 21, 2007
S05E02 - Electricity - September 21, 2007
S05E03 - Eating - September 28, 2007
S05E04 - Exploration - October 05, 2007
S05E05 - Europe - October 12, 2007
S05E06 - Everything - October 19, 2007
S05E07 - Espionage - October 26, 2007
S05E08 - Eyes & Ears - November 02, 2007
S05E09 - Entertainment - November 09, 2007
S05E10 - England - November 16, 2007
S05E11 - Endings - November 23, 2007
S05E12 - Empire - December 07, 2007
S05E13 - Elephants - December 14, 2007

Season 4

S04E01 - Danger - September 29, 2006
S04E02 - Discoveries - September 29, 2006
S04E03 - Dogs - October 06, 2006
S04E04 - Dictionaries - October 13, 2006
S04E05 - Death - October 20, 2006
S04E06 - Drinking - October 27, 2006
S04E07 - Differences - November 03, 2006
S04E08 - Descendants - November 10, 2006
S04E09 - Doves - November 17, 2006
S04E10 - Divination - November 24, 2006
S04E11 - Deprivation - December 01, 2006
S04E12 - Domesticity - December 08, 2006
S04E13 - December (Christmas Special) - December 15, 2006

Season 3

S03E01 - Campanology - September 30, 2005
S03E02 - Cummingtonite - September 30, 2005
S03E03 - Common Knowledge - October 07, 2005
S03E04 - Cheating - October 14, 2005
S03E05 - Cat's Eyes - October 21, 2005
S03E06 - Cockneys - October 28, 2005
S03E07 - Constellations - November 04, 2005
S03E08 - Corby - November 11, 2005
S03E09 - Creatures - November 18, 2005
S03E10 - Cleve Crudgington - November 25, 2005
S03E11 - Carnival - December 02, 2005
S03E12 - Combustion - December 16, 2005

Season 2

S02E01 - Blue - October 08, 2004
S02E02 - Birds - October 08, 2004
S02E03 - Bombs - October 15, 2004
S02E04 - Bible - October 22, 2004
S02E05 - Bears - October 29, 2004
S02E06 - Beavers - November 05, 2004
S02E07 - Biscuits - November 12, 2004
S02E08 - Bees - November 19, 2004
S02E09 - Bats - November 26, 2004
S02E10 - Bills - December 03, 2004
S02E11 - Beats - December 10, 2004
S02E12 - Birth - December 17, 2004

Season 1

S01E01 - Adam - September 11, 2003
S01E02 - Astronomy - September 11, 2003
S01E03 - Aquatic Animals - September 18, 2003
S01E04 - Atoms - September 25, 2003
S01E05 - Advertising - October 02, 2003
S01E06 - Antidotes - October 09, 2003
S01E07 - Arthropods - October 16, 2003
S01E08 - Alcohol - October 23, 2003
S01E09 - Antelope - October 30, 2003
S01E10 - Aviation - November 06, 2003
S01E11 - Arts and Entertainment - November 13, 2003