Wissen macht Ah! / Season 1 ▦ Season guide Wissen macht Ah!: Season 1 37 episodes Premiered Apr 21, 2001 Updated Jul 22, 2026 Spoiler-safe Advertisement Episodes S1·E1 Zeitreise Apr 21, 2001 · 25 min S1·E2 Episode 2 Apr 28, 2001 · 25 min S1·E3 Episode 3 May 5, 2001 · 25 min S1·E4 Episode 4 May 12, 2001 · 25 min S1·E5 Episode 5 May 19, 2001 · 25 min S1·E6 Episode 6 May 26, 2001 · 25 min S1·E7 Episode 7 Jun 2, 2001 · 25 min S1·E8 Episode 8 Jun 9, 2001 · 25 min S1·E9 Episode 9 Jun 16, 2001 · 25 min S1·E10 Episode 10 Jun 23, 2001 · 25 min S1·E11 Episode 11 Jun 30, 2001 · 25 min S1·E12 Episode 12 Jul 7, 2001 · 25 min S1·E13 Episode 13 Jul 14, 2001 · 25 min S1·E14 Episode 14 Jul 21, 2001 · 25 min S1·E15 Episode 15 Jul 28, 2001 · 25 min S1·E16 Episode 16 Aug 4, 2001 · 25 min S1·E17 Episode 17 Aug 11, 2001 · 25 min S1·E18 Episode 18 Aug 18, 2001 · 25 min S1·E19 Episode 19 Aug 25, 2001 · 25 min S1·E20 Episode 20 Sep 1, 2001 · 25 min S1·E21 Episode 21 Sep 8, 2001 · 25 min S1·E22 Episode 22 Sep 15, 2001 · 25 min S1·E23 Episode 23 Sep 22, 2001 · 25 min S1·E24 Episode 24 Sep 29, 2001 · 25 min S1·E25 Episode 25 Oct 6, 2001 · 25 min S1·E26 Episode 26 Oct 13, 2001 · 25 min S1·E27 Episode 27 Oct 20, 2001 · 25 min S1·E28 Episode 28 Oct 27, 2001 · 25 min S1·E29 Episode 29 Nov 3, 2001 · 25 min S1·E30 Episode 30 Nov 10, 2001 · 25 min S1·E31 Episode 31 Nov 17, 2001 · 25 min S1·E32 Episode 32 Nov 24, 2001 · 25 min S1·E33 Episode 33 Dec 1, 2001 · 25 min S1·E34 Episode 34 Dec 8, 2001 · 25 min S1·E35 Episode 35 Dec 15, 2001 · 25 min S1·E36 Episode 36 Dec 22, 2001 · 25 min S1·E37 Episode 37 Feb 2, 2002 · 25 min