T01:C01 - S01:E01 - Back to School
Twelve celebrities face logic, nostalgia quizzes, and zoology/geography tests. Who will graduate and who will return to class?
T01:C02 - S01:E02 - Airhead-to-Head
All-star students tackle tricky tests: a lightbulb game, racing against a balloon, and a spelling bee, aiming for the high-stakes final exam.
T01:C03 - S01:E03 - Duel of Fools
After a challenge, class rankings are revealed. All-star students tackle a chess trivia game and picture day as they prepare for the final exam.
T01:C04 - S01:E04 - Feud for Thought
With nine contestants left, tensions rise as they tackle challenges like trivia and a human labyrinth. Who will graduate, and who returns to class?
T01:C05 - S01:E05 - The Midterms
Midterms are the last chance for celebrities to avoid the bottom half. Will a mystery guest outshine everyone?
T01:C06 - S01:E06 - Study Buddy Day
We're down to the dumbest half, so Jack pairs them off into Study Buddy teams to give them a boost. But are two brains really better than one?
T01:C07 - S01:E07 - The Science Fair
Bonds are tested as the remaining five celebrities battle science, and each other, with explosive results.
T01:C08 - S01:E08 - Not a Clue
The final four aim for the Nation's Dumbest trophy with dumb answers, as celebrities question if joining the show was a good idea.