Twenty Questions
| Min number of participants | 2 |
| Age | 7+ yrs. |
| Safety support by adult | Not required |
| Min duration | 10 min. |
| Cost | None (Free) |
| Environment | Indoor / Outdoor |
One player secretly thinks of a person, place, or thing; everyone else takes turns asking up to twenty yes-or-no questions to figure out what it is before the questions run out.