Five Questions for the Sharp-Minded
A brisk little IQ shake-up spanning space, history, language and science.
The Daily Desk23 Oct 2026 1 min 2
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Not every good quiz needs a gimmick. This one just wants to see whether your brain still has some spring in its step when the questions stop playing nice.
The Five-Question Gauntlet
0/5 answered
Q1Which planet in our solar system has the shortest day?
Q2In formal logic, what does the term "biconditional" usually mean?
Q3Which city was divided by a wall from 1961 to 1989?
Q4What is the rarest blood type in the ABO system?
Q5Which element has the chemical symbol Sn?
Answer all five to reveal your score
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