| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,926 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,628 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,327 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,340 |
| Monarchies of Europe | 0 | - | 4.90 | 98,722 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,062 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,703 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,652 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,150 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,433 |
| Name the English Monarchs | 0 | - | 4.91 | 505,705 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,801 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,206 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,881 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,441 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,895 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,843 |
| The Only European Country ... | 0 | - | 4.91 | 218,551 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,265 |
| Flags of North and South America | 0 | - | 4.99 | 376,200 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,253 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,354 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,897 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,395 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,658 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,168 |
| Random European Flag to Country | 0 | - | 4.90 | 183,956 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,011 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,678 |
| Slavic Countries | 0 | - | 4.96 | 112,238 |
| Counties of England | 0 | - | 4.97 | 801,749 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,713 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,793 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,286 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,158 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,076 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,377 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,667 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,750 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,673 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,525 |
| Flags of Oceania | 0 | - | 5.00 | 262,110 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,676 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,379 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,304 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,660 |
| European Countries with One Border | 0 | - | 4.97 | 183,575 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,344 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,166 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,374 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,437 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,645 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,097 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,425 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,761 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,679 |
| Monarchies of Asia | 0 | - | 4.97 | 71,428 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,219 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,344 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,717 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,185 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,335 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,563 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,033 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,697 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,484 |
| Russia Country Quiz | 0 | - | 4.83 | 115,200 |
| Countries That Border Russia | 0 | - | 4.98 | 464,115 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,667 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,525 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,890 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,625 |
| Countries Bordering France | 0 | - | 4.83 | 404,538 |
| Germany Country Quiz | 0 | - | 4.82 | 158,662 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,956 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,533 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,503 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,103 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,916 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,369 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,685 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,676 |
| UK Immigration by Country | 0 | - | 4.94 | 141,538 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,773 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,549 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,675 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,812 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,886 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,518 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,175 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,056 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,108 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,843 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,009 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,590 |
| World Leaders by Picture | 0 | - | 4.36 | 266,523 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,760 |
| Pixelated United States Map | 0 | - | 4.88 | 94,717 |
| U.S. States by Governor | 0 | - | 4.43 | 18,109 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,753 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,209 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,557 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.22 | 10,896 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,760 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,625 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,305 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,756 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,659 |
| Countries that Border Poland | 0 | - | 4.99 | 173,025 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,191 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,472 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,935 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,013 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,993 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,967 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,879 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,098 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,415 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,280 |
| Counties of Ireland | 0 | - | 4.92 | 196,941 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,192 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,169 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,915 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,715 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,105 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,922 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,902 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,699 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,991 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,221 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 404,113 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,844 |
| Dictators by Picture | 0 | - | 4.18 | 49,368 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,449 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,666 |
| European Cities by Picture #1 | 0 | - | 4.30 | 27,162 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,323 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,612 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,458 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,355 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,513 |
| Germany A-Z | 0 | - | 4.56 | 62,815 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,174 |
| Italy A-Z | 0 | - | 4.49 | 58,676 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,075 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,023 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,259 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,058 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,985 |
| Monty Python Quotes | 0 | - | 4.89 | 42,587 |
| British History A-Z #1 | 0 | - | 4.45 | 47,166 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,425 |
| Hindu Countries | 0 | - | 4.87 | 50,512 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,136 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,726 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,356 |
| Australian Capitals | 0 | - | 4.92 | 62,812 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,504 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,595 |
| Senators Who Ran For President | 0 | - | 4.24 | 17,073 |
| U.S. Electoral College Landslides | 0 | - | 4.35 | 22,079 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,744 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,356 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,166 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,613 |
| Official European Union Languages | 0 | - | 4.97 | 239,543 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,516 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,931 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,201 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,158 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,468 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,241 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,439 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,151 |
| Russia by Picture | 0 | - | 4.41 | 20,467 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,276 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 83,908 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,733 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,636 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,914 |
| Italy by Picture | 0 | - | 4.41 | 31,064 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,229 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,946 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,389 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,481 |
| English Royal Consorts | 0 | - | 4.38 | 37,497 |
| The Margaret Thatcher Premiership | 0 | - | 3.79 | 9,278 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 142,952 |
| 2026–2027 English Premier League Teams | 0 | - | 4.84 | 869,471 |
| Premier League Relegated Teams | 0 | - | 4.81 | 127,583 |
| Scotland A-Z | 0 | - | 4.73 | 41,425 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,119 |
| Flags of Countries that Border China | 0 | - | 4.94 | 100,019 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,477 |
| Random African Flag to Country | 0 | - | 4.88 | 75,518 |
| Words for Leaders | 0 | - | 4.77 | 258,681 |
| Countries by Road Signs | 0 | - | 4.98 | 54,263 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,404 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,087 |
| 10 Southernmost Countries in Europe | 0 | - | 4.02 | 70,809 |
