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Daily Mental Sharpener - October 25, 2026

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Eight quick puzzles — patterns, deduction, spatial reasoning, mental math, and two timed memory challenges. About 7 minutes, one point per puzzle, score out of 8. Recreational only: this is a sharpener, not an IQ verdict.

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1. Find the missing number: 4, 9, 19, 34, 54, __ *
2. All musicians are artists. No artists are accountants. Which of these must be true? *
3. A weather vane arrow points northeast. It turns 90 degrees clockwise. Which direction does it point now? *
4. A shop sells notebooks at $6 each. How much do 15 notebooks cost? *
5. Find the missing number: 1, 16, 81, 256, __ *
6. Five hikers — Erin, Dana, Beth, Cole, Alex — reach a summit in order. Erin reaches first. Dana reaches immediately after Erin. Beth reaches immediately before Cole. Alex reaches last. Who reaches third? *
7. Memory challenge *

You will have 30 seconds to study the material. It will then disappear, and you will answer a question about it.

8. Memory challenge *

You will have 45 seconds to study the material. It will then disappear, and you will answer a question about it.

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