| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,281 |
| Slavic Countries | 0 | - | 4.96 | 111,656 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,915 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,188 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,898 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,854 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,191 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,157 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,034 |
| Name a City - European Countries | 0 | - | 4.90 | 65,375 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,027 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,242 |
| The Only European Country ... | 0 | - | 4.91 | 216,617 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,125 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,454 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,112 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,687 |
| Counties of England | 0 | - | 4.97 | 796,720 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,087 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,701 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,660 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,205 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,151 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,849 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,283 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,506 |
| Monarchies of Europe | 0 | - | 4.90 | 98,148 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,778 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,520 |
| European Countries with One Border | 0 | - | 4.97 | 182,775 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,575 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,438 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,817 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,308 |
| Regions of Italy | 0 | - | 4.92 | 75,867 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,939 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 93,998 |
| States of Germany | 0 | - | 4.96 | 152,573 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,206 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,153 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,553 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,761 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,271 |
| Countries That Border Russia | 0 | - | 4.98 | 461,730 |
| Countries Bordering France | 0 | - | 4.83 | 402,535 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,403 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,254 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,125 |
| UK Immigration by Country | 0 | - | 4.94 | 140,894 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,641 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,116 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,009 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,999 |
| Germany Country Quiz | 0 | - | 4.83 | 157,844 |
| Russia Country Quiz | 0 | - | 4.85 | 114,485 |
| Italy Country Quiz | 0 | - | 4.80 | 123,402 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,340 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,343 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,683 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,645 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,378 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,747 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,331 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,926 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,044 |
| Departments of France | 0 | - | 4.93 | 54,104 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,546 |
| France Immigration by Country | 0 | - | 4.70 | 76,516 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,819 |
| Geography of Russia | 0 | - | 4.57 | 21,528 |
| Romania Country Quiz | 0 | - | 4.63 | 53,779 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,219 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,288 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,830 |
| Asia Map Quiz | 0 | - | 4.99 | 916,745 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,126 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,106 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,383 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,055 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,835 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,687 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,263 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,222 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,317 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,394 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,864 |
| Countries that Border Poland | 0 | - | 4.99 | 172,277 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,871 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,983 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,845 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,179 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,043 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,873 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,803 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,656 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,839 |
| Counties of Ireland | 0 | - | 4.92 | 195,268 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,721 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,446 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,769 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,655 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,636 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,822 |
| Which City in Europe? | 0 | - | 4.83 | 107,388 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,826 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,247 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,650 |
| Countries of Africa | 0 | - | 5.00 | 2,536,948 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,580 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,787 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,919 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,401 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,687 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,969 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,877 |
| Australia Map Quiz | 0 | - | 4.95 | 344,605 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,195 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,700 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,468 |
| African East Coast | 0 | - | 4.96 | 96,064 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,341 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,744 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,809 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,395 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,160 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,084 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,351 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,526 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,769 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,672 |
| Random European City to Country | 0 | - | 4.69 | 117,659 |
| Europe Capital to Country | 0 | - | 4.99 | 250,127 |
| Asia Capital to Country | 0 | - | 4.96 | 126,658 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,867 |
| European Capitals by Map | 0 | - | 4.99 | 139,144 |
| African Capitals by Map | 0 | - | 4.99 | 133,781 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,386 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,063 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,411 |
| European Coastal Capitals | 0 | - | 4.95 | 90,590 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,585 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,979 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,993 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,826 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,010 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,941 |
| Countries of the Middle East | 0 | - | 4.96 | 201,168 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,007 |
| African Island Countries | 0 | - | 4.96 | 101,633 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,882 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,202 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,214 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,893 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,513 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,506 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,975 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,731 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,607 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,223 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,576 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,231 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,149 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,994 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,260 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.75 | 41,284 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,719 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,149 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,325 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,854 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,911 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,262 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,406 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,728 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,757 |
| North America Map Quiz | 0 | - | 4.98 | 248,504 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,970 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,234 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,279 |
| Flags of North and South America | 0 | - | 4.99 | 373,071 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,883 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,527 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,201 |
| Australian States and Territories | 0 | - | 4.96 | 141,968 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,521 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,356 |
| Regions of France | 0 | - | 4.72 | 120,785 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,902 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,273 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,939 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,224 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,234 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,254 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 118,920 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,979 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,625 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,524 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,665 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,549 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,856 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,706 |
