| 448 | Which is better? (Chess) | 2025-08-01 | 2 |
| 88 | All 1m+ cities of Türkiye | 2025-07-18 | 3 |
| 87 | Guess the airplane by the fact | 2026-02-01 | 0 |
| 73 | Top 10 best universities in the world | 2025-08-03 | 3 |
| 69 | All 500k+ cities in the UK | 2025-07-21 | 3 |
| 66 | Top 5 most popular computer brands | 2025-08-19 | 1 |
| 65 | All 250k+ Italian cities | 2025-07-20 | 3 |
| 64 | All 500k+ Italian cities | 2025-07-20 | 3 |
| 61 | Top 5 most popular car brands | 2025-08-21 | 0 |
| 60 | Top 5 best universities in Europe | 2025-09-02 | 1 |
| 55 | The first 10 US presidents | 2025-08-05 | 0 |
| 53 | Chess pieces material value | 2025-07-28 | 1 |
| 50 | Top 10 most studied languages on Duolingo | 2025-10-12 | 1 |
| 47 | All US presidents that have served 2 full terms | 2025-08-05 | 3 |
| 46 | Countries ending in N | 2026-04-03 | 0 |
| 46 | Chinese cities with 10m+ population | 2025-07-18 | 1 |
| 45 | All US presidents after 1950 | 2025-08-05 | 3 |
| 45 | Top 12 US states that have the most cities with a population over 100k | 2025-07-17 | 0 |
| 43 | All Countries Ending in S | 2025-09-07 | 0 |
| 43 | Countries Starting with the top 5 rarest letters in English | 2025-09-18 | 1 |
| 43 | Top 10 US states with the most farms | 2025-07-24 | 2 |
| 42 | All 1m+ cities of Pakistan | 2025-07-26 | 1 |
| 42 | Countries ending in R | 2026-03-14 | 0 |
| 40 | All US states that have a desert | 2025-07-18 | 3 |
| 39 | All 1m+ Australian cities | 2025-07-26 | 2 |
| 38 | All 1m+ cities of Canada | 2025-07-18 | 1 |
| 38 | All 250k+ cities in France | 2025-07-21 | 2 |
| 37 | Countries ending in L | 2025-09-07 | 0 |
| 36 | All Countries that start with MA | 2025-09-06 | 0 |
| 35 | Top 10 most populous German cities | 2025-07-26 | 1 |
| 34 | Countries ending in E | 2025-09-08 | 0 |
| 34 | Top 5 smartphone brands | 2025-08-19 | 0 |
| 33 | All Airbus and Boeing public passenger airplanes still in production | 2025-09-08 | 0 |
| 32 | All modern Dutch colonies | 2025-07-26 | 0 |
| 30 | All 1m+ Spanish cities | 2025-07-26 | 1 |
| 30 | All US States with Directions in their name | 2025-09-06 | 0 |
| 29 | Countries ending in I | 2025-09-07 | 0 |
| 28 | All 500k+ German cities | 2025-07-26 | 0 |
| 28 | Top 5 best universities in the US | 2025-09-02 | 1 |
| 24 | Indian cities with 3m+ population quiz | 2025-08-03 | 0 |
| 23 | Most presidents by US state | 2025-07-17 | 0 |
| 21 | Countries beginning with the last 5 letters of the English alphabet | 2025-10-11 | 0 |
| 20 | Cities' iconic landmarks Part 1 | 2026-02-27 | 1 |
| 19 | Most populated Countries beginning with the letter B | 2025-10-12 | 0 |
| 18 | Countries ending in N except countries ending in -stan | 2026-04-04 | 0 |
| 17 | All 600k+ German cities | 2025-07-26 | 1 |
| 15 | Cities' iconic landmarks Part 2 | 2026-02-27 | 1 |
| 15 | All 1m+ cities of South Africa | 2025-07-21 | 0 |
| 13 | Name the opening (Chess) | 2025-09-06 | 0 |
| 13 | All public passenger Airbus airplanes still in production | 2025-07-28 | 1 |
| 12 | Countries with obelisks | 2026-04-03 | 0 |
| 10 | Top 5 top-selling chocolates and sweets | 2025-08-28 | 0 |
| 10 | Top 5 universities that are not in an English speaking country | 2025-09-03 | 1 |
| 9 | All public passenger Boeing planes that are still in production | 2025-07-28 | 1 |
| 6 | Top 5 best Indian Chess players | 2025-09-06 | 0 |
