| Countries Bordering Serbia | 0 | - | 4.96 | 92,063 |
| Countries That Border Russia | 0 | - | 4.98 | 460,340 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,138 |
| Countries that Border Poland | 0 | - | 4.99 | 171,783 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,871 |
| European Countries with One Border | 0 | - | 4.97 | 182,119 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,984 |
| Countries Bordering France | 0 | - | 4.83 | 401,129 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,006 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,937 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,314 |
| The Only European Country ... | 0 | - | 4.91 | 215,144 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,322 |
| Russia Country Quiz | 0 | - | 4.85 | 114,044 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,293 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,501 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,441 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,741 |
| Slavic Countries | 0 | - | 4.96 | 111,258 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,542 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,156 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,701 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,930 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,026 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,634 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,296 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,249 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,943 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,751 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,535 |
| Monarchies of Europe | 0 | - | 4.90 | 97,702 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,412 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,919 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,901 |
| UK Immigration by Country | 0 | - | 4.94 | 140,359 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,432 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,079 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,639 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,492 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,647 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,724 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,465 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,714 |
| Germany Country Quiz | 0 | - | 4.82 | 157,183 |
| Italy Country Quiz | 0 | - | 4.82 | 122,677 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,963 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,094 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,190 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,933 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,095 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,411 |
| Countries of Africa | 0 | - | 5.00 | 2,521,455 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,789 |
| Countries Bordering India | 0 | - | 4.98 | 163,199 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,030 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,012 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,340 |
| Countries that Border China | 0 | - | 4.96 | 262,496 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,080 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,677 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,278 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,398 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,371 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,809 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,659 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,698 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,228 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,566 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,975 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,902 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,415 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,228 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,262 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,084 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,467 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,247 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,632 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,724 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,668 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,534 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,648 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,186 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,992 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,281 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,143 |
| Counties of England | 0 | - | 4.97 | 792,564 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,450 |
| Europe Capital to Country | 0 | - | 4.99 | 248,921 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,147 |
| European Capitals by Map | 0 | - | 4.99 | 137,731 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,601 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,975 |
| European Coastal Capitals | 0 | - | 4.95 | 90,111 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,788 |
| Countries of the Middle East | 0 | - | 4.96 | 199,858 |
| African Island Countries | 0 | - | 4.96 | 101,161 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,683 |
| Random European Flag to Country | 0 | - | 4.89 | 181,565 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,309 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,974 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,758 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,226 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,402 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,519 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,897 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,682 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,731 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,585 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,841 |
| Countries Bordering Spain | 0 | - | 4.51 | 69,230 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 355,250 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 413,904 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,082 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,635 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,760 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,524 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,284 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,158 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,618 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,470 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,357 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,019 |
| Official Cities in the UK | 0 | - | 4.89 | 282,147 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,694 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,921 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,809 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,993 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,603 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,778 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,728 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,934 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| Monarchies of Asia | 0 | - | 4.97 | 70,830 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,629 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,649 |
| The Only African Country ... | 0 | - | 4.99 | 128,702 |
| The Only American Country ... | 0 | - | 4.92 | 121,168 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,467 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,504 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,836 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,722 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,946 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,347 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,775 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,147 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,667 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,500 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,347 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,236 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,537 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,641 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,144 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,913 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,448 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,901 |
| Central American Countries | 0 | - | 4.98 | 155,519 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,058 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,498 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,704 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,174 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,751 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,271 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,768 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,481 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,463 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,102 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,975 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,743 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,515 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,685 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 65,536 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,113 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,212 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,695 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,383 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,768 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,549 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,159 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,661 |
| Japan Country Quiz | 0 | - | 4.92 | 141,907 |
| Poland Country Quiz | 0 | - | 4.22 | 62,983 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,922 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,045 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,826 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,703 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,559 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,426 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,460 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,971 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,863 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,852 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,351 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,299 |
| Random European Capital to Country | 0 | - | 4.98 | 189,768 |
| Random European Country to Capital | 0 | - | 4.92 | 147,893 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,669 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,776 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,035 |
