Counting combinations
Decide what makes two outcomes different.
Arrange items or choose groups
- Questions answered
- 0 / 6
- Active time
- 0:00
Ready to start?
Check whether order matters and whether repeats are allowed, then count the outcomes.
Example
Available: A, B · Positions: 3
Order matters · Repeats allowed
This sends this round — score, settings, active time and task counts — to Studio AM with a random guest ID, and keeps sharing later rounds until you turn it off. No name, no individual answers, no drawings, and nothing from your earlier history.
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For independent choices, pair every option in the first choice with every option in the second. Arrangements count different orders separately; selections count each group once. Codes may repeat symbols. Grid routes use only the stated right and down moves.
Each round has six questions and no time limit. Choosing an answer locks it. Review the steps, then move to the next question. Finish all six to save the round. Active time includes reviewing the steps, but does not count time when this page is hidden. Speed does not affect your score.
Use Tab to reach a control, then Enter or Space to choose it.
Original practice puzzles, not a standardized assessment.
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