| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,232 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,993 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,069 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,779 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,824 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,775 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,353 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,223 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,900 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,225 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,474 |
| The Only European Country ... | 0 | - | 4.91 | 213,716 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,457 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,679 |
| Name that Greek Letter | 0 | - | 4.94 | 321,585 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,580 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,295 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,403 |
| Animals of Australia | 0 | - | 4.52 | 42,143 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,200 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,841 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,422 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,672 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,447 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,743 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,764 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,218 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,156 |
| Slavic Countries | 0 | - | 4.96 | 110,820 |
| Counties of England | 0 | - | 4.97 | 788,913 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,666 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,367 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,372 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,365 |
| Ancient Greek Words | 0 | - | 4.92 | 110,637 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,304 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,017 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,319 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,802 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,126 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,760 |
| Monarchies of Europe | 0 | - | 4.90 | 97,282 |
| European Countries with One Border | 0 | - | 4.97 | 181,575 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,484 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,187 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,886 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,065 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,888 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,157 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,079 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,646 |
| States of Germany | 0 | - | 4.96 | 149,953 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,990 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,510 |
| Regions of Italy | 0 | - | 4.92 | 74,668 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,785 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,272 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,100 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,879 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,400 |
| Champions League Winners | 0 | - | 4.92 | 995,920 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,002 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,457 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,467 |
| African Great Lakes | 0 | - | 4.82 | 65,104 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,687 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,603 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,211 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,087 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,426 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,136 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,091 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,611 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,171 |
| Russia Country Quiz | 0 | - | 4.85 | 113,609 |
| Countries That Border Russia | 0 | - | 4.98 | 458,805 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,827 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,021 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,139 |
| Departments of France | 0 | - | 4.93 | 52,749 |
| Countries Bordering France | 0 | - | 4.83 | 398,583 |
| Germany Country Quiz | 0 | - | 4.82 | 156,484 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,109 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,935 |
| Italy Country Quiz | 0 | - | 4.82 | 122,151 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,323 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,032 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,355 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,929 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,603 |
| England or Wales? | 0 | - | 4.94 | 45,306 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,418 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,427 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,230 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,597 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,956 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,762 |
| Name the English Monarchs | 0 | - | 4.92 | 497,742 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,607 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,594 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,962 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,546 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,218 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,903 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,083 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,766 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,204 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,064 |
| Seas of Europe | 0 | - | 4.37 | 83,816 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,934 |
| Countries that Border Poland | 0 | - | 4.99 | 171,304 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,359 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,530 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,714 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,374 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,749 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,506 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,784 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,301 |
| Counties of Ireland | 0 | - | 4.92 | 192,975 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,425 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,260 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,234 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,543 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,689 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,000 |
| Malta Country Quiz | 0 | - | 4.81 | 30,820 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,136 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,462 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,443 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,326 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,081 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,648 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,322 |
| History of Russia Quiz | 0 | - | 4.49 | 31,784 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,859 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,330 |
| The Trojan War | 0 | - | 4.83 | 39,419 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,490 |
| History of Italy | 0 | - | 4.55 | 31,809 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,849 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,027 |
| Roman Emperors | 0 | - | 4.95 | 118,414 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,476 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,820 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,646 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,974 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,443 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,376 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,814 |
| Asian Physical Geography | 0 | - | 4.61 | 35,368 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,062 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,613 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,064 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,090 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,612 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,503 |
| Australian Capitals | 0 | - | 4.92 | 62,591 |
| Rivers of the United States | 0 | - | 4.93 | 65,485 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,563 |
| Official European Union Languages | 0 | - | 4.97 | 236,467 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,666 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,353 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,856 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,792 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,664 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,186 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,838 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,641 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,604 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,005 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,273 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,932 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,970 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,573 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,765 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,662 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,923 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,069 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,736 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,387 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,443 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,119 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,785 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,543 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,884 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,244 |
| Regions of France | 0 | - | 4.78 | 119,174 |
| France Immigration by Country | 0 | - | 4.72 | 75,943 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,434 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,759 |
