| Federal Subjects of Russia | 0 | - | 4.94 | 144,592 |
| Russia Country Quiz | 0 | - | 4.85 | 113,817 |
| Countries That Border Russia | 0 | - | 4.98 | 459,692 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,464 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,061 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,846 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,843 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,654 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,971 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,113 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,847 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,811 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,954 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,967 |
| Countries that Border Poland | 0 | - | 4.99 | 171,563 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,982 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,807 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,894 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,673 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,599 |
| Animals of Australia | 0 | - | 4.52 | 42,191 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,435 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,732 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,924 |
| The Only European Country ... | 0 | - | 4.91 | 214,432 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,913 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,007 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,843 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,488 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,574 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,230,236 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,515 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,910 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,487 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,822 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,620 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,352 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,692 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,468 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,355 |
| Slavic Countries | 0 | - | 4.96 | 111,028 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,631 |
| Counties of England | 0 | - | 4.97 | 790,612 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,088 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,558 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,596 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,251 |
| Champions League Winners | 0 | - | 4.92 | 998,239 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,503 |
| European Physical Geography | 0 | - | 4.26 | 33,395 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,175 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,613 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,144 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,989 |
| Monarchies of Europe | 0 | - | 4.90 | 97,492 |
| European Countries with One Border | 0 | - | 4.97 | 181,841 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,741 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,499 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,195 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,639 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,659 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,307 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,196 |
| Albania Country Quiz | 0 | - | 4.54 | 38,747 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 41,940 |
| Ukraine Country Quiz | 0 | - | 4.42 | 47,407 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,117 |
| Romania Country Quiz | 0 | - | 4.63 | 53,469 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,335 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,829 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,464 |
| Countries Bordering France | 0 | - | 4.83 | 400,421 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,954 |
| States of Germany | 0 | - | 4.96 | 150,551 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,175 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,504 |
| Regions of Italy | 0 | - | 4.92 | 74,938 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,965 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,628 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,495 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,170 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,578 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,265 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,700 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,554 |
| African Great Lakes | 0 | - | 4.82 | 65,408 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,704 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,401 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,275 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,220 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,008 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,627 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,539 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,588 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,504 |
| Latvia Country Quiz | 0 | - | 4.75 | 31,832 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,425 |
| Departments of France | 0 | - | 4.93 | 53,031 |
| Germany Country Quiz | 0 | - | 4.82 | 156,830 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,362 |
| Italy Country Quiz | 0 | - | 4.82 | 122,435 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,596 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,284 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,403 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,226 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,836 |
| Name the English Monarchs | 0 | - | 4.92 | 498,947 |
| England or Wales? | 0 | - | 4.94 | 45,404 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,806 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,503 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,301 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,126 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,867 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,613 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,415 |
| Seas of Europe | 0 | - | 4.37 | 83,914 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,172 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,866 |
| Slovenia Country Quiz | 0 | - | 4.55 | 30,538 |
| Poland Country Quiz | 0 | - | 4.22 | 62,825 |
| Russian History A-Z | 0 | - | 4.38 | 31,210 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,668 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,489 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 30,712 |
| Montenegro Country Quiz | 0 | - | 4.60 | 23,578 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,255 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,566 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,462 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,904 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,612 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,888 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,707 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,587 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,825 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,589 |
| The Trojan War | 0 | - | 4.83 | 39,487 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,186 |
| Name that Greek Letter | 0 | - | 4.94 | 322,039 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,843 |
| Counties of Ireland | 0 | - | 4.92 | 193,519 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,548 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,001 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,604 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,151 |
| Roman Emperors | 0 | - | 4.95 | 118,762 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,981 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,812 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,903 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,566 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,652 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,954 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,039 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,900 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,887 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,038 |
| Malta Country Quiz | 0 | - | 4.81 | 30,877 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,207 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,703 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,672 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,088 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,095 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,334 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,986 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,270 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,823 |
| Rivers of the United States | 0 | - | 4.93 | 65,661 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,864 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,528 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,332 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,687 |
| History of Russia Quiz | 0 | - | 4.49 | 31,813 |
| Russian Inventions | 0 | - | 4.39 | 12,903 |
| Lithuania Country Quiz | 0 | - | 4.60 | 31,420 |
| Estonia Country Quiz | 0 | - | 4.60 | 30,915 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,312 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,659 |
| History of Italy | 0 | - | 4.55 | 31,859 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,518 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,424 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,024 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,631 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,796 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,055 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,521 |
| Asian Physical Geography | 0 | - | 4.61 | 35,399 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,056 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,189 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,243 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,670 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,517 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,805 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,567 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,039 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,003 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,883 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,350 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,130 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,954 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,723 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,098 |
