| Nordic Countries and Capitals | 0 | - | 4.95 | 83,919 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 237,945 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,499 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,169 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,581 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,837 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,057 |
| Countries Bordering France | 0 | - | 4.83 | 404,147 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,176 |
| UK Immigration by Country | 0 | - | 4.94 | 141,377 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,127 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,523 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,136 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,984 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,827 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,122 |
| Random European Capital to Country | 0 | - | 4.98 | 191,769 |
| Random European Country to Capital | 0 | - | 4.93 | 165,619 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,113 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,763 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,525 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,546 |
| The Only European Country ... | 0 | - | 4.91 | 218,085 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,259 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,037 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,914 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,809 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,891 |
| Every European Country Shape | 0 | - | 4.96 | 202,495 |
| Countries of Africa | 0 | - | 5.00 | 2,550,823 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,238 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,531 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,786 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,125 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,044 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,670 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,360 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,871 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,072 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,875 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,320 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,007 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,115 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,068 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,691 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,898 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,090 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,666 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,376 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,048 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,403 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,716 |
| Europe Capital to Country | 0 | - | 4.99 | 251,420 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,550 |
| European Capitals by Map | 0 | - | 4.99 | 141,179 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,572 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,927 |
| European Coastal Capitals | 0 | - | 4.95 | 91,030 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,101 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,023 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,310 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,285 |
| Countries of the Middle East | 0 | - | 4.96 | 202,119 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,840 |
| Slavic Countries | 0 | - | 4.96 | 112,106 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,560 |
| African Island Countries | 0 | - | 4.96 | 102,153 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,032 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,476 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,022 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,216 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,954 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,209 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,274 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,829 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,583 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,770 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,236 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,990 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,644 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,900 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,900 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,983 |
| Cities in European History #1 | 0 | - | 4.63 | 134,390 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,165 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,343 |
| Random European Flag to Country | 0 | - | 4.90 | 183,599 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 68,876 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,705 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,801 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,897 |
| Scotland Trivia | 0 | - | 4.58 | 57,701 |
| Norway Country Quiz | 0 | - | 4.44 | 77,630 |
| Finland Country Quiz | 0 | - | 4.51 | 59,869 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,301 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,715 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,624 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,249 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,603 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,712 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,041 |
| Official Cities in the UK | 0 | - | 4.89 | 285,234 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,457 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,354 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,741 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,423 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,534 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,279 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,798 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,451 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,326 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 23,989 |
| Monarchies of Europe | 0 | - | 4.90 | 98,547 |
| Monarchies of Asia | 0 | - | 4.97 | 71,347 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,138 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,891 |
| The Only African Country ... | 0 | - | 4.99 | 129,449 |
| The Only American Country ... | 0 | - | 4.92 | 121,981 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,293 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,151 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,254 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,131 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,518 |
| Countries That Border Russia | 0 | - | 4.98 | 463,681 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,650 |
| European Countries with One Border | 0 | - | 4.97 | 183,404 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,171 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,566 |
| All Countries that Once Bordered Germany | 0 | - | 4.34 | 75,091 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,155 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,571 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,323 |
| Ireland Country Quiz | 0 | - | 4.69 | 135,046 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,548 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,963 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,639 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,127 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,412 |
| Central American Countries | 0 | - | 4.98 | 157,018 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,097 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,084 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,690 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,899 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,512 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,980 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,313 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,560 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,853 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,447 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,597 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,169 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,536 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,472 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,600 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,299 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,759 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,426 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,278 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,587 |
| Germany Country Quiz | 0 | - | 4.83 | 158,489 |
| Russia Country Quiz | 0 | - | 4.83 | 115,020 |
| Japan Country Quiz | 0 | - | 4.93 | 142,998 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,580 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,186 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,482 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,981 |
| Europe Map Quiz | 0 | - | 5.00 | 4,777,990 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,693 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,848 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,210 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,452 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,265 |
| Most Forested European Countries | 0 | - | 4.80 | 75,536 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,597 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,525 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,589 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,682 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,486 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,050 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,116 |
| Every African Country Shape | 0 | - | 4.90 | 87,988 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,795 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,601 |
| Countries Bordering India | 0 | - | 4.98 | 163,683 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,852 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,626 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,859 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,726 |
| Countries that Border China | 0 | - | 4.96 | 263,842 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,934 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,027 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,014 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,433 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,844 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,859 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,703 |
| Countries that Border Poland | 0 | - | 4.99 | 172,850 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,183 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,183 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,670 |
