Alien Overlords Logic Puzzle

Alien Overlords Logic Puzzle

Assessment

Interactive Video

Created by

Sophia Harris

Mathematics, Philosophy, Fun

9th - 12th Grade

1 plays

Hard

The video explains a complex logic puzzle created by Raymond Smullyan and popularized by George Boolos. The puzzle involves identifying three alien overlords, Tee, Eff, and Arr, by asking three yes or no questions. Tee always tells the truth, Eff always lies, and Arr answers randomly. The challenge is compounded by not knowing which words mean yes or no. The solution involves formulating questions that yield useful information regardless of the language barrier. By strategically asking questions, one can identify each overlord and solve the puzzle, although the meaning of the final answer remains unknown.

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10 questions

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1.

MULTIPLE CHOICE

30 sec • 1 pt

Who created the logic puzzle involving the alien overlords?

2.

MULTIPLE CHOICE

30 sec • 1 pt

What is the main challenge in the puzzle involving Tee, Eff, and Arr?

3.

MULTIPLE CHOICE

30 sec • 1 pt

What is the significance of the words 'ozo' and 'ulu' in the puzzle?

4.

MULTIPLE CHOICE

30 sec • 1 pt

How can you ensure that a question yields useful information regardless of the meaning of 'ozo' and 'ulu'?

5.

MULTIPLE CHOICE

30 sec • 1 pt

What is the purpose of the first question in the solution strategy?

6.

MULTIPLE CHOICE

30 sec • 1 pt

What should you do after identifying an alien that is not Arr?

7.

MULTIPLE CHOICE

30 sec • 1 pt

What is the final step in identifying all the aliens?

8.

MULTIPLE CHOICE

30 sec • 1 pt

What is the outcome after the overlords are satisfied?

9.

MULTIPLE CHOICE

30 sec • 1 pt

What is the final question asked to Tee?

10.

MULTIPLE CHOICE

30 sec • 1 pt

What remains unknown at the end of the puzzle?

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