| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,105 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,432 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,254 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,547 |
| Name a City - European Countries | 0 | - | 4.90 | 65,391 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,057 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,274 |
| The Only European Country ... | 0 | - | 4.91 | 216,666 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,155 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,503 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,656 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,846 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,350 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,808 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,743 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,300 |
| Slavic Countries | 0 | - | 4.96 | 111,669 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,678 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,217 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,161 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,202 |
| Counties of England | 0 | - | 4.97 | 796,915 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,915 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,544 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,778 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,912 |
| Monarchies of Europe | 0 | - | 4.90 | 98,162 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,868 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,014 |
| European Countries with One Border | 0 | - | 4.97 | 182,792 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,590 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,452 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,830 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,338 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,471 |
| Regions of Italy | 0 | - | 4.92 | 75,895 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,961 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,009 |
| States of Germany | 0 | - | 4.96 | 152,628 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,214 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,277 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,613 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,179 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,048 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,770 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,399 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,292 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,148 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,843 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,071 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,128 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,026 |
| Countries That Border Russia | 0 | - | 4.98 | 461,765 |
| Countries Bordering France | 0 | - | 4.83 | 402,577 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,442 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,059 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,729 |
| Germany Country Quiz | 0 | - | 4.83 | 157,869 |
| Russia Country Quiz | 0 | - | 4.85 | 114,499 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,347 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,346 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,694 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,664 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,407 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,775 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,355 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,941 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,069 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,020 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,951 |
| Departments of France | 0 | - | 4.93 | 54,123 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,549 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,853 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,304 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,430 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,104 |
| Asia Map Quiz | 0 | - | 4.99 | 916,937 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,113 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,391 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,067 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,890 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,735 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,272 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,234 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,325 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,406 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,870 |
| Countries that Border Poland | 0 | - | 4.99 | 172,286 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,686 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,775 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,444 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,154 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,391 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,873 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,000 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,855 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,181 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,059 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,877 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,807 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,884 |
| Counties of Ireland | 0 | - | 4.92 | 195,324 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,780 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,457 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,775 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,659 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,740 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,949 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,838 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,289 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,656 |
| Countries of Africa | 0 | - | 5.00 | 2,537,389 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,046 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,656 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,718 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,987 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,893 |
| Australia Map Quiz | 0 | - | 4.95 | 344,639 |
| African East Coast | 0 | - | 4.96 | 96,074 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,346 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,752 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,827 |
| Which City in Europe? | 0 | - | 4.83 | 107,397 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,595 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,584 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,807 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,950 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,177 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,767 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,099 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,682 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,817 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,691 |
| Europe Capital to Country | 0 | - | 4.99 | 250,319 |
| Asia Capital to Country | 0 | - | 4.96 | 126,668 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,887 |
| European Capitals by Map | 0 | - | 4.99 | 139,184 |
| African Capitals by Map | 0 | - | 4.99 | 133,797 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,411 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,080 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,429 |
| European Coastal Capitals | 0 | - | 4.95 | 90,609 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,589 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,032 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,072 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,833 |
| Countries of the Middle East | 0 | - | 4.96 | 201,193 |
| African Island Countries | 0 | - | 4.96 | 101,642 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,886 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,239 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,360 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,910 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,519 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,533 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,000 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,748 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,613 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,235 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,586 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,250 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,163 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,004 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,271 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,404 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,086 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,480 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,895 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,785 |
| North America Map Quiz | 0 | - | 4.98 | 248,560 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,976 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,246 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,411 |
| Flags of North and South America | 0 | - | 4.99 | 373,148 |
| Australian States and Territories | 0 | - | 4.96 | 141,979 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,597 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,943 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,280 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,292 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,444 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,073 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,357 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,429 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,392 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,053 |
| Random European City to Country | 0 | - | 4.69 | 117,673 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,013 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,998 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,015 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,724 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,150 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,329 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,860 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,923 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,272 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,912 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,539 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,202 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,363 |
| Regions of France | 0 | - | 4.72 | 120,812 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,278 |
