| Countries that Bordered the USSR | 0 | - | 4.93 | 165,395 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,256 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,015 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,892 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,845 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,428 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,918 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,169 |
| Countries That Border Russia | 0 | - | 4.98 | 461,783 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,362 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,481 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,785 |
| UK Immigration by Country | 0 | - | 4.94 | 140,917 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,511 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,439 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,829 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,673 |
| Random European Capital to Country | 0 | - | 4.98 | 190,936 |
| Random European Country to Capital | 0 | - | 4.93 | 165,136 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,621 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,674 |
| Every European Country Shape | 0 | - | 4.96 | 201,753 |
| Countries of Africa | 0 | - | 5.00 | 2,537,633 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,745 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,287 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,239 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,292 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,360 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,548 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,652 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,411 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,161 |
| Countries that Border Poland | 0 | - | 4.99 | 172,292 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,136 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,821 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,403 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,072 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,612 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,845 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,288 |
| The Only European Country ... | 0 | - | 4.91 | 216,691 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,306 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,173 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,658 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,400 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,594 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,868 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,001 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,442 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,430 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,579 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,587 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,754 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,639 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,301 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,762 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,260 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,547 |
| Europe Capital to Country | 0 | - | 4.99 | 250,347 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,895 |
| European Capitals by Map | 0 | - | 4.99 | 139,202 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,089 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,433 |
| European Coastal Capitals | 0 | - | 4.95 | 90,612 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,084 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,759 |
| Countries of the Middle East | 0 | - | 4.96 | 201,206 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,307 |
| Slavic Countries | 0 | - | 4.96 | 111,677 |
| African Island Countries | 0 | - | 4.96 | 101,649 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,798 |
| Random European Flag to Country | 0 | - | 4.89 | 182,515 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,915 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,526 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,544 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,013 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,686 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,759 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,618 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,240 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,223 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,594 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,263 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,170 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,010 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,277 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,605 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,871 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,351 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,843 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,441 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,749 |
| Official Cities in the UK | 0 | - | 4.89 | 283,791 |
| Cities in European History #1 | 0 | - | 4.63 | 134,017 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,051 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,283 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,187 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,298 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,261 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,916 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,007 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,312 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,131 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,095 |
| Monarchies of Europe | 0 | - | 4.90 | 98,165 |
| Monarchies of Asia | 0 | - | 4.97 | 71,098 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,900 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,856 |
| The Only African Country ... | 0 | - | 4.99 | 129,112 |
| The Only American Country ... | 0 | - | 4.92 | 121,626 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,132 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,874 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,563 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,021 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 97,215 |
| European Countries with One Border | 0 | - | 4.97 | 182,803 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,602 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,077 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,218 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,886 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,673 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,163 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,164 |
| Central American Countries | 0 | - | 4.98 | 156,490 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,665 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,252 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,616 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,099 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,619 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,566 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,196 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,503 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,240 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,086 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,852 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,137 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,031 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,977 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,046 |
| Countries Bordering France | 0 | - | 4.83 | 402,597 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,457 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,585 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,114 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,959 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,394 |
| Ireland Country Quiz | 0 | - | 4.69 | 134,558 |
| Germany Country Quiz | 0 | - | 4.83 | 157,882 |
| Russia Country Quiz | 0 | - | 4.83 | 114,506 |
| Japan Country Quiz | 0 | - | 4.93 | 142,494 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,351 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,350 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,780 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,782 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,376 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,524 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,462 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,763 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,262 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,115 |
| Most Forested European Countries | 0 | - | 4.80 | 75,337 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,395 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,413 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,459 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,632 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,342 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,791 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,913 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,749 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,765 |
| Every African Country Shape | 0 | - | 4.90 | 87,350 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 64,883 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,026 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,283 |
| Countries Bordering India | 0 | - | 4.98 | 163,440 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,332 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,159 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,534 |
| Countries that Border China | 0 | - | 4.96 | 263,198 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,875 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,773 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,872 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,698 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,779 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,448 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,157 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,394 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,877 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,013 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,862 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,992 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,183 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,576 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,568 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,364 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,978 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,086 |
| Countries Closest to India | 0 | - | 4.97 | 102,789 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,656 |
