| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,219 |
| Slavic Countries | 0 | - | 4.96 | 110,821 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,092 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,158 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,159 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,020 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,074 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,785 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,991 |
| Name a City - European Countries | 0 | - | 4.92 | 64,348 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,479 |
| The Only European Country ... | 0 | - | 4.91 | 213,728 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,461 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,238 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,890 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,442 |
| Counties of England | 0 | - | 4.97 | 788,927 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,757 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,235 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,673 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,448 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,785 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,008 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,750 |
| Monarchies of Europe | 0 | - | 4.90 | 97,284 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,236 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,325 |
| European Countries with One Border | 0 | - | 4.97 | 181,577 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,488 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,085 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,651 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,803 |
| Regions of Italy | 0 | - | 4.92 | 74,671 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,277 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,882 |
| States of Germany | 0 | - | 4.96 | 149,960 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,100 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,907 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,307 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,194 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,762 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,892 |
| Countries That Border Russia | 0 | - | 4.98 | 458,807 |
| Countries Bordering France | 0 | - | 4.83 | 398,608 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,946 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,429 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,099 |
| UK Immigration by Country | 0 | - | 4.94 | 139,566 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,622 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,214 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,089 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,628 |
| Germany Country Quiz | 0 | - | 4.82 | 156,488 |
| Russia Country Quiz | 0 | - | 4.85 | 113,610 |
| Italy Country Quiz | 0 | - | 4.82 | 122,153 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,828 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,021 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,608 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,324 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,140 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,112 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,930 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,033 |
| Departments of France | 0 | - | 4.93 | 52,750 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,356 |
| France Immigration by Country | 0 | - | 4.72 | 75,944 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,138 |
| Geography of Russia | 0 | - | 4.57 | 21,424 |
| Romania Country Quiz | 0 | - | 4.63 | 53,331 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,449 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,072 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,831 |
| Asia Map Quiz | 0 | - | 4.99 | 906,717 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,681 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,780 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,825 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,935 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,362 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,233 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,762 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,751 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,716 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,425 |
| Countries that Border Poland | 0 | - | 4.99 | 171,306 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,508 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,237 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,359 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,786 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,264 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,530 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,374 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,597 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| Counties of Ireland | 0 | - | 4.92 | 192,976 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,544 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,775 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,693 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,967 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,600 |
| Which City in Europe? | 0 | - | 4.83 | 106,597 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,779 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,049 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,182 |
| Countries of Africa | 0 | - | 5.00 | 2,506,705 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,823 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,861 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,622 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,203 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,767 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,424 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,897 |
| Australia Map Quiz | 0 | - | 4.94 | 342,401 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.62 | 24,431 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,131 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,921 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,187 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,556 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,163 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,886 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,329 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,085 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,934 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,249 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,948 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Random European City to Country | 0 | - | 4.69 | 116,290 |
| Europe Capital to Country | 0 | - | 4.99 | 247,482 |
| Asia Capital to Country | 0 | - | 4.96 | 125,711 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,402 |
| European Capitals by Map | 0 | - | 4.99 | 136,159 |
| African Capitals by Map | 0 | - | 4.99 | 132,114 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,080 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,149 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,578 |
| European Coastal Capitals | 0 | - | 4.95 | 89,715 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,171 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,656 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,689 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,787 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,246 |
| Countries of the Middle East | 0 | - | 4.96 | 198,843 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,544 |
| African Island Countries | 0 | - | 4.96 | 100,749 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,295 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,284 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,669 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,450 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,044 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,579 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,141 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,224 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,376 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,202 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,481 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.75 | 41,094 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,366 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,069 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,120 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,388 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,446 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,647 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,783 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,927 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,115 |
| North America Map Quiz | 0 | - | 4.98 | 244,312 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,423 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,326 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,020 |
| Flags of North and South America | 0 | - | 4.99 | 366,819 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,767 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,665 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,923 |
| Australian States and Territories | 0 | - | 4.95 | 140,645 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,736 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,763 |
| Regions of France | 0 | - | 4.78 | 119,177 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,133 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,932 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,970 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,365 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,864 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,799 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,671 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,190 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,844 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,647 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,606 |
