Cardboard Box City
| Min number of participants | 1 |
| Age | 4–9 yrs. |
| Safety support by adult | Not required |
| Min duration | 1 h |
| Cost | None (Free) |
| Environment | Indoor |
Stack, cut, and decorate old boxes into a miniature cityscape complete with houses, shops, and roads — an open-ended building project that stretches imagination for hours.