| Nordic Countries and Capitals | 0 | - | 4.95 | 84,191 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,675 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,181 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,823 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,064 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,047 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,691 |
| Countries Bordering France | 0 | - | 4.83 | 405,507 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,376 |
| UK Immigration by Country | 0 | - | 4.94 | 141,950 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,072 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,381 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,471 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,612 |
| Random European Capital to Country | 0 | - | 4.98 | 192,427 |
| Random European Country to Capital | 0 | - | 4.93 | 166,132 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,375 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,638 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,321 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,607 |
| The Only European Country ... | 0 | - | 4.91 | 219,771 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,492 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,926 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,141 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,012 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,300 |
| Every European Country Shape | 0 | - | 4.96 | 203,355 |
| Countries of Africa | 0 | - | 5.00 | 2,566,512 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,485 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,861 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,082 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,405 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,232 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,254 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,475 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,599 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,790 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,447 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,752 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,748 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,750 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,810 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,033 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,966 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,349 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,733 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,071 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,647 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,324 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,593 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,957 |
| Europe Capital to Country | 0 | - | 4.99 | 252,734 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,388 |
| European Capitals by Map | 0 | - | 4.99 | 142,734 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,199 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,449 |
| European Coastal Capitals | 0 | - | 4.95 | 91,554 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,873 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,446 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,645 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,420 |
| Countries of the Middle East | 0 | - | 4.96 | 203,385 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,436 |
| Slavic Countries | 0 | - | 4.96 | 112,568 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,701 |
| African Island Countries | 0 | - | 4.96 | 102,801 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,268 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,103 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,555 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,059 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,269 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,854 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,796 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,028 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,595 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,130 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,777 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,118 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,376 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,883 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,258 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,651 |
| Cities in European History #1 | 0 | - | 4.63 | 134,977 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,362 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,583 |
| Random European Flag to Country | 0 | - | 4.90 | 184,572 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 69,153 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,133 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,165 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,044 |
| Scotland Trivia | 0 | - | 4.58 | 57,807 |
| Norway Country Quiz | 0 | - | 4.45 | 77,950 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,359 |
| Finland Country Quiz | 0 | - | 4.51 | 60,110 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,450 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,965 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,563 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,423 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,156 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,010 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,417 |
| Official Cities in the UK | 0 | - | 4.89 | 287,076 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,522 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,763 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,399 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,707 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,861 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,629 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,366 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,819 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,654 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,296 |
| Monarchies of Europe | 0 | - | 4.90 | 99,090 |
| Monarchies of Asia | 0 | - | 4.97 | 71,648 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,388 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,957 |
| The Only African Country ... | 0 | - | 4.99 | 129,856 |
| The Only American Country ... | 0 | - | 4.92 | 122,402 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,483 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,588 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,035 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,803 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,143 |
| Countries That Border Russia | 0 | - | 4.98 | 465,095 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 98,021 |
| European Countries with One Border | 0 | - | 4.97 | 184,108 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,824 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,979 |
| All Countries that Once Bordered Germany | 0 | - | 4.33 | 75,272 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,060 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,249 |
| Ireland Country Quiz | 0 | - | 4.70 | 135,361 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,362 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,068 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,176 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,065 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,731 |
| Central American Countries | 0 | - | 4.98 | 157,626 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,719 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,618 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,214 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,263 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,243 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,539 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,902 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,001 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,200 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,671 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,970 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,473 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,143 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,038 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,841 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,564 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,994 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,753 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,037 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,820 |
| Germany Country Quiz | 0 | - | 4.82 | 159,157 |
| Russia Country Quiz | 0 | - | 4.83 | 115,516 |
| Japan Country Quiz | 0 | - | 4.93 | 143,611 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,871 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,310 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,674 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,180 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,261 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,962 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,153 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,631 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,719 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,420 |
| Most Forested European Countries | 0 | - | 4.80 | 75,772 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,855 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,680 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,770 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,727 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,663 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,466 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,778 |
| Every African Country Shape | 0 | - | 4.90 | 88,704 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,791 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,181 |
| Countries Bordering India | 0 | - | 4.98 | 163,924 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,133 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,761 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,190 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,919 |
| Countries that Border China | 0 | - | 4.96 | 264,620 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,235 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,231 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,293 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,957 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,254 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,943 |
| Countries Bordering Turkey | 0 | - | 4.98 | 118,003 |
| Countries that Border Poland | 0 | - | 4.99 | 173,406 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,821 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,663 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,985 |
