May 19, 2007
Season 91 Episodes
Browse every episode and jump into details.
May 20, 2007
May 21, 2007
May 22, 2007
May 23, 2007
May 24, 2007
May 25, 2007
May 28, 2007
May 29, 2007
May 30, 2007
May 31, 2007
Jun 1, 2007
Jun 4, 2007
Jun 5, 2007
Jun 6, 2007
Jun 7, 2007
Jun 8, 2007
Season 91 FAQ
Quick answers about this season's release timeline and episode lineup.
When did Lecture Room Season 91 premiere?
Lecture Room Season 91 premiered on May 19, 2007.
How many episodes are in Lecture Room Season 91?
Lecture Room Season 91 has 17 episodes.
What is the first episode of Lecture Room Season 91?
The season opens with Season 91 Episode 1, "Episode 1". It aired on May 19, 2007.
Go to Season 91 Episode 1