Speed quiz
Click the odd numbers
The numbers 1 to 60 are on the board. Click all 30 odd numbers in any order and leave the even ones alone.
- Format
- Click the grid
- Items
- 30 to click
- Limit
- 0:45
- Level
- Easy
- Checked
- 2026.10.03
- To find
- 30
- Time limit
- 0:45
- Minefield
- One wrong click ends it
- Click every valid item, in any order.
- Decoys look plausible. Read carefully.
- Pause whenever you like (Esc). The board hides while the clock is stopped.
Click every odd number, and nothing else. The grid appears when you start.
About this quiz
Thirty clicks in 45 seconds leaves a second and a half for each. The rule could not be simpler, which is exactly why fast fingers slip.
- An odd number ends in 1, 3, 5, 7 or 9.
- The grid is shuffled, so every square has to be read.
- One click on an even number ends the game.
More quizzes like this
| No. | Quiz | Section | Format | Items | Added |
|---|---|---|---|---|---|
| 01 | Click only the primes Click every prime number from 1 to 100, and nothing else. There are 25 primes in the grid, and one wrong click ends the game. Speed / Click the grid / 25 to click | Speed | Click the grid | 25 | 2026.10.02 |
| 02 | Click 1 to 100 Click the numbers from 1 to 100 in order. The grid reshuffles after every correct click, and one wrong click ends the game. Speed / Click the grid / 100 to click | Speed | Click the grid | 100 | 2026.10.02 |
| 03 | Anything but 7 Click every number from 1 to 70 that has nothing to do with 7: not a multiple of 7 and no 7 among its digits. 54 are safe. Speed / Click the grid / 54 to click | Speed | Click the grid | 54 | 2026.10.03 |