Season
- Season 0 1970-01-01
- Season 1 1982-11-02
- Season 2 1983-07-01
- Season 3 1983-12-14
- Season 4 1982-06-27
- Season 5 1984-10-15
- Season 6 1985-01-07
- Season 7 1985-10-14
- Season 8 1986-01-06
- Season 9 1986-03-31
- Season 10 1986-10-13
- Season 11 1987-02-02
- Season 12 1987-04-13
- Season 13 1987-06-22
- Season 14 1987-10-05
- Season 15 1988-04-11
- Season 16 1988-06-20
- Season 17 1989-01-02
- Season 18 1989-07-10
- Season 19 1990-01-01
- Season 20 1990-07-02
- Season 21 1990-12-31
- Season 22 1991-07-01
- Season 23 1991-12-30
- Season 24 1992-06-29
- Season 25 1993-01-04
- Season 26 1993-07-05
- Season 27 1994-01-03
- Season 28 1994-07-04
- Season 29 1995-01-02
- Season 30 1995-07-03
- Season 31 1996-01-01
- Season 32 1996-07-01
- Season 33 1996-12-19
- Season 34 1996-12-30
- Season 35 1997-05-22
- Season 36 1997-06-30
- Season 37 1997-09-29
- Season 38 1997-12-29
- Season 39 1998-06-29
- Season 40 1998-12-28
- Season 41 1999-06-28
- Season 42 1999-12-27
- Season 43 2000-06-26
- Season 44 2001-04-26
- Season 45 2001-07-02
- Season 46 2001-09-24
- Season 47 2001-12-26
- Season 48 2002-07-01
- Season 49 2003-01-06
- Season 50 2003-06-30
- Season 51 2004-04-11
- Season 52 2004-06-28
- Season 53 2005-01-04
- Season 54 2005-10-31
- Season 55 2006-05-29
- Season 56 2007-01-02
- Season 57 2007-06-25
- Season 58 2008-01-02
- Season 59 2008-06-23
- Season 60 2009-01-12
- Season 61 2009-06-22
- Season 62 2010-01-11
- Season 63 2010-06-21
- Season 66 2012-01-09
- Season 67 2012-07-02
- Season 68 2013-03-04
- Season 69 2013-07-01
- Season 70 2014-01-06
- Season 71 2014-06-30
- Season 72 1970-01-01
- Season 84 2021-06-28
- Season 85 2022-01-03
- Season 86 1970-01-01
- Season 87 2023-01-23
- Season 88 2023-06-30
- Season 89 1970-01-01
Season 89 Episode
- Season 17 Episode 813
- Season 17 Episode 814
- Season 17 Episode 815
- Season 17 Episode 816
- Season 17 Episode 817
- Season 17 Episode 818
- Season 17 Episode 819
- Season 17 Episode 820
- Season 17 Episode 821
- Season 17 Episode 822
- Season 17 Episode 823
- Season 17 Episode 824
- Season 17 Episode 825
- Season 17 Episode 826
- Season 17 Episode 827
- Season 17 Episode 828
- Season 17 Episode 829
- Season 17 Episode 830
- Season 17 Episode 831
- Season 17 Episode 832
- Season 17 Episode 833
- Season 17 Episode 834
- Season 17 Episode 835
- Season 17 Episode 836
- Season 17 Episode 837
- Season 17 Episode 838
- Season 17 Episode 839
- Season 17 Episode 840
- Season 17 Episode 841
- Season 17 Episode 842
- Season 17 Episode 843
- Season 17 Episode 844
- Season 17 Episode 845
- Season 17 Episode 846
- Season 17 Episode 847
- Season 17 Episode 848
- Season 17 Episode 849
- Season 17 Episode 850
- Season 17 Episode 851
- Season 17 Episode 852
- Season 17 Episode 853
- Season 17 Episode 854
- Season 17 Episode 855
- Season 17 Episode 856
- Season 17 Episode 857
- Season 17 Episode 858
- Season 17 Episode 859
- Season 17 Episode 860
- Season 17 Episode 861
- Season 17 Episode 862
- Season 17 Episode 863
- Season 17 Episode 864
- Season 17 Episode 865
- Season 17 Episode 866
- Season 17 Episode 867
Countdown - Season 17
5.71 36 minutes The clock is ticking as contestants compete in games of lexical dexterity and numerical agility.
