Speed quiz
Card concentration
All 52 cards are laid out face up. Each round names one card; click it. One wrong click ends the game.
- Format
- Click the grid
- Items
- 52 to click
- Limit
- 3:00
- Level
- Medium
- Checked
- 2026.10.02
- Targets
- 52
- Time limit
- 3:00
- Minefield
- One wrong click ends it
- The target is shown above the grid.
- Click it to reveal the next one.
- Pause whenever you like (Esc). The board hides while the clock is stopped.
Click the card that is named. The grid appears when you start.
About this quiz
A test of visual search. The layout stays fixed, so the more cards you find, the better you know where the rest are.
- A standard deck has 52 cards: 13 ranks in each of four suits.
- Hearts and diamonds are red; spades and clubs are black.
- Found cards stay on the table, dimmed.
- Everyone gets the same layout and order each day.
More quizzes like this
| No. | Quiz | Section | Format | Items | Added |
|---|---|---|---|---|---|
| 01 | Matching pairs Forty four cards from two mixed decks. Click every card that has a twin on the table, and leave the singles alone: one wrong click ends it. Speed / Click the grid / 32 to click | Speed | Click the grid | 32 | 2026.10.03 |
| 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 |