| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | flash cards | United Kingdom | Common study tool used by students of all ages to aid in memorization and exam preparation. | 1 |
| 2 | flash cards | United Kingdom | Commonly used as a study aid for students, especially in elementary and secondary education. | 1 |
| 3 | flash cards | United Kingdom | Used as a study aid for students, especially for memorizing vocabulary or facts. | 1 |
| 4 | flash cards | United Kingdom | Commonly used for studying and memorization in education settings | 1 |
| 5 | flash mob performance | United Kingdom | Often organized for surprise entertainment in public spaces | 1 |