| Federal Subjects of Russia | 0 | - | 4.95 | 109,528 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 75,401 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,029,965 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,586 |
| Eastern Europe Map Quiz | 0 | - | 4.88 | 114,598 |
| Slavic Countries | 0 | - | 4.96 | 99,669 |
| Three Band Flags of Europe | 0 | - | 4.97 | 159,278 |
| Pixelated Europe Map | 0 | - | 4.89 | 108,324 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 100,825 |
| Europe Map Quiz | 0 | - | 5.00 | 4,247,751 |
| Countries That Border Russia | 0 | - | 4.98 | 422,809 |
| Russia Country Quiz | 0 | - | 4.84 | 102,147 |
| Most Mentioned Allies of Russia | 0 | - | 4.47 | 33,918 |
| Most Mentioned Enemies of Russia | 0 | - | 4.70 | 81,834 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 381,376 |
| History of Russia Quiz | 0 | - | 4.48 | 29,712 |
| Geography of Russia | 0 | - | 4.54 | 20,057 |
| Countries that Border Hungary | 0 | - | 4.98 | 95,703 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.82 | 30,607 |
| Moldova Country Quiz | 0 | - | 4.87 | 27,012 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,239 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 333,426 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,591 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,889 |
| The Only European Country ... | 0 | - | 4.94 | 175,590 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.87 | 88,453 |
| Latvia Country Quiz | 0 | - | 4.88 | 28,130 |
| Counties of England | 0 | - | 4.96 | 681,466 |
| Flags of Asia Quiz | 0 | - | 4.99 | 517,571 |
| Flags of Africa Quiz | 0 | - | 4.99 | 379,856 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,168,810 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,402 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,244 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,061 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 76,093 |
| Cross Flags of Europe | 0 | - | 4.43 | 255,272 |
| Satellite Images - Europe | 0 | - | 4.44 | 80,325 |
| European Cities by Picture #2 | 0 | - | 4.47 | 34,179 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 282,788 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 113,012 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,295 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,676 |
| Parts of the United Kingdom | 0 | - | 4.88 | 82,847 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 262,593 |
| Champions League Winners | 0 | - | 4.90 | 835,954 |
| Pixelated Asia Map | 0 | - | 4.89 | 62,361 |
| Pixelated Africa Map | 0 | - | 4.98 | 86,931 |
| Flags of Oceania | 0 | - | 5.00 | 212,114 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 305,732 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,649 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,277 |
| Monarchies of Europe | 0 | - | 4.88 | 86,076 |
| European Countries with One Border | 0 | - | 4.96 | 148,909 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,186 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 132,084 |
| Regions of France Map Quiz | 0 | - | 4.96 | 126,132 |
| States of Germany Map Quiz | 0 | - | 4.91 | 119,233 |
| States of Germany | 0 | - | 4.94 | 121,149 |
| Germany Immigration by Country | 0 | - | 4.90 | 68,746 |
| Counties of Ireland | 0 | - | 4.89 | 156,887 |
| Regions of Italy | 0 | - | 4.88 | 59,346 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,381 |
| Croatia Country Quiz | 0 | - | 4.80 | 36,748 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 37,460 |
| Hungary Country Quiz | 0 | - | 4.47 | 37,512 |
| Romania Country Quiz | 0 | - | 4.65 | 47,124 |
| Countries Bordering France | 0 | - | 4.87 | 354,564 |
| Countries Bordering Germany | 0 | - | 4.99 | 338,345 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,015 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,351 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,253 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 85,155 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 167,807 |
| English Monarchs Quiz | 0 | - | 4.91 | 442,230 |
| England or Wales? | 0 | - | 4.93 | 39,768 |
| All Champions League Teams Ever | 0 | - | 4.89 | 102,095 |
| Flags of the Mediterranean | 0 | - | 4.94 | 122,795 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 179,800 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,663 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 197,809 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 243,261 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 140,776 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 186,217 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 83,224 |
| Word Chain - Russia | 0 | - | 4.41 | 14,729 |
| France Cities Map Quiz | 0 | - | 4.95 | 146,575 |
| Germany Country Quiz | 0 | - | 4.83 | 138,657 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 104,900 |
| Italy Country Quiz | 0 | - | 4.81 | 107,411 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 132,062 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 125,811 |
| Countries Closest to Spain | 0 | - | 4.95 | 204,152 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 101,743 |
| World Capitals Closest to London | 0 | - | 4.90 | 92,840 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 84,682 |
| 2025 Football League Teams | 0 | - | 4.93 | 340,263 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 453,324 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 65,676 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 127,196 |
| Top 20 Football Clubs in Europe | 0 | - | 4.52 | 82,938 |
| European Countries NOT in NATO | 0 | - | 4.76 | 34,409 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.93 | 55,258 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 75,626 |
| Slovenia Country Quiz | 0 | - | 4.51 | 26,904 |
| Countries that Border Poland | 0 | - | 4.99 | 157,346 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 55,267 |
| Slovakia Country Quiz | 0 | - | 4.61 | 26,783 |
| Ukraine Country Quiz | 0 | - | 4.40 | 41,813 |
| Bulgaria Country Quiz | 0 | - | 4.72 | 27,089 |
| Montenegro Country Quiz | 0 | - | 4.56 | 20,992 |
| North Macedonia Country Quiz | 0 | - | 4.79 | 24,409 |
| Belarus Country Quiz | 0 | - | 4.72 | 25,117 |
| Countries Bordering Serbia | 0 | - | 4.95 | 82,235 |
| Andorra Country Quiz | 0 | - | 4.87 | 27,525 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,383 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,469 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 65,848 |
| Countries With the Most German Speakers | 0 | - | 4.87 | 51,126 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 578,815 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,488 |
| Countries Closest to Italy | 0 | - | 4.97 | 177,356 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,213 |
| Roman Emperors | 0 | - | 4.95 | 94,548 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 31,913 |
| Greenland Country Quiz | 0 | - | 4.82 | 31,988 |
| Countries Closest to Iceland | 0 | - | 4.87 | 61,958 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 64,896 |
| Invasions of Great Britain | 0 | - | 4.48 | 55,100 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 89,370 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 45,955 |
| Top 4 in English Football, 1888–2024 | 0 | - | 4.95 | 105,207 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 252,377 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 242,605 |
| Europe Map Quiz - "B" Cities | 0 | - | 4.58 | 44,856 |
| Top European Languages on a Map | 0 | - | 4.76 | 116,536 |
| European Cities by Picture #1 | 0 | - | 4.24 | 24,312 |
| Famous Russians Quiz | 0 | - | 4.15 | 22,547 |
| Embarrassing Chapters in Russian History | 0 | - | 3.80 | 19,252 |
| Lithuania Country Quiz | 0 | - | 4.76 | 27,677 |
| Estonia Country Quiz | 0 | - | 4.64 | 27,238 |
| French Geography Quiz #1 | 0 | - | 4.86 | 30,721 |
| The Trojan War | 0 | - | 4.81 | 35,580 |
| Name that Greek Letter | 0 | - | 4.94 | 293,759 |
| Former Countries by Territory Map | 0 | - | 4.96 | 84,551 |
| Empires by Maps | 0 | - | 4.98 | 92,218 |
| Provinces of the Netherlands | 0 | - | 4.61 | 32,894 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 98,750 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 45,859 |
| British Acronyms | 0 | - | 4.42 | 43,159 |
| Foods in a Full English Breakfast | 0 | - | 4.43 | 72,622 |
| Ultimate Harry Potter Name Game | 0 | - | 4.95 | 461,262 |
| Beatles Songs Quiz | 0 | - | 4.94 | 203,874 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 271,395 |
| Pixelated Americas Map | 0 | - | 4.41 | 41,418 |
| European Geography By Letter - A | 0 | - | 4.55 | 123,502 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 102,897 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,311 |
| European Geography By Letter - D | 0 | - | 4.52 | 98,911 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,344 |
| European Geography By Letter - M | 0 | - | 4.55 | 113,822 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,002 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,006 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,844 |
| Europe Geography Quiz #1 | 0 | - | 4.52 | 66,674 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,136 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 65,855 |
| Europe Geography Quiz #5 | 0 | - | 4.53 | 57,561 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,457 |
| European Geography A-Z | 0 | - | 4.43 | 44,979 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.76 | 60,465 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.44 | 68,944 |
| Countries Bordering the EU | 0 | - | 4.72 | 53,088 |
| Countries Closest to Europe | 0 | - | 4.76 | 102,577 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,413 |
| The Only Remaining European Country . . . | 0 | - | 4.38 | 55,159 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.71 | 58,474 |
| Kosovo Country Quiz | 0 | - | 4.33 | 21,491 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.50 | 84,659 |
| Regions of France | 0 | - | 4.59 | 98,756 |
| France Immigration by Country | 0 | - | 4.80 | 68,198 |
| Largest Islands of Greece | 0 | - | 4.56 | 38,777 |
| Olympian Gods Quiz | 0 | - | 4.96 | 454,444 |
| Ancient Greek Words | 0 | - | 4.90 | 96,006 |
| Roman History by Picture | 0 | - | 4.44 | 24,394 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 395,774 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 47,901 |
| Monaco Country Quiz | 0 | - | 4.45 | 37,174 |
| Netherlands Country Quiz | 0 | - | 4.56 | 72,223 |
| Nordic Cities Map Quiz | 0 | - | 4.72 | 84,728 |
| The Vikings! | 0 | - | 4.44 | 26,996 |
| Sweden Immigration by Country | 0 | - | 4.66 | 41,846 |
| Portugal Country Quiz | 0 | - | 4.67 | 64,115 |
| The Portuguese Empire | 0 | - | 4.54 | 11,279 |
| Spain Country Quiz | 0 | - | 4.44 | 113,498 |
| Switzerland Country Quiz | 0 | - | 4.53 | 56,529 |
| British Words Quiz #2 | 0 | - | 4.02 | 106,541 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,147 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,101 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.50 | 36,294 |
| Groups of Things - Harry Potter | 0 | - | 4.85 | 258,475 |
