| Clue | Source | Date |
|---|---|---|
| Website with trivia quizzes | Wall Street Journal | 19 Feb 2022 |
| Trivia quiz site | LA Times Daily | 21 Aug 2021 |
| Trivia quiz site | The Washington Post | 21 Aug 2021 |
| Website with trivia quizzes | New York Times | 10 May 2021 |
| Trivia quiz website | USA Today | 09 Jul 2019 |
| Trivia quiz website | ||
| Trivia quiz website | LA Times Daily | 18 Nov 2017 |
| Trivia quiz website | The Washington Post | 18 Nov 2017 |
| Website offering 'mentally stimulating diversions' | New York Times | 04 Mar 2017 |
| Website offering "mentally stimulating diversions" | ||
| Trivia quiz website | ||
| Website with timed trivia quizzes | LA Times Daily | 21 Mar 2016 |