| Syria Country Quiz | 0 | - | 4.81 | 32,296 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,277 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,934 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,435 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,382 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,769 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,835 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,463 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,215 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,571 |
| Official European Union Languages | 0 | - | 4.97 | 236,489 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,685 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,125 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,686 |
| Asia Map Quiz | 0 | - | 4.99 | 906,826 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,284 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,025 |
| Oman Country Quiz | 0 | - | 4.86 | 26,671 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,407 |
| Byzantine History | 0 | - | 4.91 | 28,612 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,718 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,537 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,529 |
| History of Russia Quiz | 0 | - | 4.49 | 31,788 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,559 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,786 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,353 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,440 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,581 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,237 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,836 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,782 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,829 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,229 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,173 |
| Slavic Countries | 0 | - | 4.96 | 110,832 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,042 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,767 |
| Champions League Winners | 0 | - | 4.92 | 996,126 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,339 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,741 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,380 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,218 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,689 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,462 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,661 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,746 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,141 |
| Countries of the Middle East | 0 | - | 4.96 | 198,863 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,200 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,853 |
| States of India | 0 | - | 4.94 | 189,975 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,767 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,325 |
| Celtic Nations | 0 | - | 4.69 | 46,809 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,316 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,198 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,466 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,161 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,220 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,129 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,758 |
| Geography of Russia | 0 | - | 4.57 | 21,424 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,838 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,175 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,028 |
| Departments of France | 0 | - | 4.93 | 52,787 |
| States of Germany | 0 | - | 4.96 | 150,003 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,998 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,517 |
| Regions of Italy | 0 | - | 4.92 | 74,681 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,358 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,790 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,303 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,136 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,403 |
| England or Wales? | 0 | - | 4.94 | 45,306 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,450 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,988 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,010 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,483 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,336 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,218 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,383 |
| Monarchies of Asia | 0 | - | 4.97 | 70,590 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,691 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,543 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,032 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,427 |
| Flags of the Middle East | 0 | - | 4.69 | 62,320 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,973 |
| Iran Country Quiz | 0 | - | 4.53 | 59,902 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,683 |
| Turkey Country Quiz | 0 | - | 4.42 | 74,970 |
| Provinces of Turkey | 0 | - | 4.95 | 200,931 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 34,963 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,647 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,779 |
| Provinces of China | 0 | - | 4.97 | 200,061 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,015 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,761 |
| Japanese Prefectures | 0 | - | 4.98 | 134,509 |
| Japan Country Quiz | 0 | - | 4.92 | 141,219 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,773 |
| States of India Map Quiz | 0 | - | 4.82 | 26,021 |
| Countries Bordering India | 0 | - | 4.98 | 162,585 |
| Countries Closest to India | 0 | - | 4.97 | 102,198 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,132 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,780 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,366 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,683 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,508 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,759 |
| Name that Greek Letter | 0 | - | 4.94 | 321,619 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,144 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,325 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,256 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,094 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,303 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,873 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,941 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,490 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,065 |
| Countries that Border China | 0 | - | 4.96 | 261,793 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,932 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,694 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,896 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,784 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,809 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,406 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,009 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,315 |
| Hindu Countries | 0 | - | 4.85 | 49,554 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,445 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,598 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,975 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,003 |
| Slavic Languages | 0 | - | 4.67 | 53,969 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,892 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,607 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,535 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,583 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,447 |
| The Trojan War | 0 | - | 4.83 | 39,424 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,507 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,427 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,037 |
| Roman Emperors | 0 | - | 4.95 | 118,436 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,242 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,197 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,149 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,737 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,674 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,879 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,451 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,254 |
| Kuwait Country Quiz | 0 | - | 4.79 | 22,712 |
| Bahrain Country Quiz | 0 | - | 4.68 | 21,542 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,196 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,775 |
| Saudi Arabia Country Quiz | 0 | - | 4.19 | 55,796 |
| Yemen Country Quiz | 0 | - | 4.57 | 29,387 |
| Palestine Country Quiz | 0 | - | 4.08 | 36,120 |
| Cyprus Country Quiz | 0 | - | 4.61 | 30,869 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,173 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,755 |
| Countries that Beat China | 0 | - | 4.86 | 114,687 |
| WWI... or WWII? | 0 | - | 4.85 | 140,599 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,108 |
| Famous Russians | 0 | - | 4.16 | 23,727 |
| Word Chain - Russia | 0 | - | 4.33 | 15,685 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,563 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,906 |
| Ancient Greek Words | 0 | - | 4.92 | 110,674 |
| History of Italy | 0 | - | 4.55 | 31,813 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,153 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,452 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,612 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,477 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,979 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,033 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,302 |
| Asian Physical Geography | 0 | - | 4.61 | 35,369 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,922 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 70,821 |
| Asian Island Nations | 0 | - | 4.63 | 93,742 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,272 |
| Arab Spring Countries | 0 | - | 4.51 | 43,816 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,694 |
| Israel Immigration by Country | 0 | - | 4.29 | 35,689 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,251 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,239 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 42,850 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 42,777 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,241 |
| India Country Quiz | 0 | - | 4.44 | 129,592 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,660 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,927 |
| History of India | 0 | - | 4.61 | 21,278 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,490 |
