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Daily Mind Sharpener — August 29, 2026

A quick eight-question practice challenge covering patterns, words, numbers, spatial direction, and logic. It is designed for mental exercise and entertainment—not as a standardized IQ test or measure of intelligence.

Your answers are stored with your account. This tool does not offer anonymous participation.
1. What number comes next: 2, 5, 10, 17, 26, …? *
2. Compass is to direction as thermometer is to… *
3. Which number does not belong with the others? *
4. Every Vem is a Lur. Some Lurs are Naps. Must at least one Vem be a Nap? *
5. What letter comes next: B, D, G, K, P, …? *
6. You face east, turn left, turn 180°, and then turn right. Which direction are you facing? *
7. A machine changes 1 into 3, 2 into 8, 3 into 15, and 4 into 24. What does it change 5 into? *
8. Mina arrives before Leo. Sara arrives after Leo, and Omar arrives after Sara. Who must arrive first? *
Optional overall reference group

Your private result does not depend on this choice. You may let your dimension scores contribute to future privacy-protected community norms.

Optional demographic comparisons

You may separately allow broad age group and gender comparisons. This applies only when overall-norm contribution is also active. Small groups are completely hidden.