| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,586 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,571 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,965 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,651 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,250 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,723 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,384 |
| Countries of Africa | 0 | - | 5.00 | 2,536,268 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,359 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,232 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,718 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,596 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,255 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,187 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,730 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,244 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,527 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,987 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,608 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,500 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,807 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,202 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,654 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,864 |
| Countries of the Middle East | 0 | - | 4.96 | 201,139 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,264 |
| The Only European Country ... | 0 | - | 4.91 | 216,569 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,206 |
| Slavic Countries | 0 | - | 4.96 | 111,638 |
| African Island Countries | 0 | - | 4.96 | 101,612 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,456 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,087 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,648 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,872 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,948 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,869 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,492 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,476 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,939 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,647 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,720 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,598 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,210 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,184 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,566 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,211 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,132 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,974 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,243 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,840 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,803 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,290 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,805 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,415 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,726 |
| UK Immigration by Country | 0 | - | 4.94 | 140,879 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,247 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,886 |
| Central American Countries | 0 | - | 4.98 | 156,429 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,618 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,997 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,269 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,096 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,208 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,588 |
| Vietnam War Countries | 0 | - | 4.82 | 94,207 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,957 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,359 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,577 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,290 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,155 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,480 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,068 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,220 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,146 |
| Monarchies of Europe | 0 | - | 4.90 | 98,126 |
| Monarchies of Asia | 0 | - | 4.97 | 71,082 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,063 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,343 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,525 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,828 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,877 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,790 |
| The Only African Country ... | 0 | - | 4.99 | 129,088 |
| The Only American Country ... | 0 | - | 4.92 | 121,588 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,118 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,094 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,981 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,772 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,835 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,496 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,977 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,953 |
| Countries That Border Russia | 0 | - | 4.98 | 461,681 |
| European Countries with One Border | 0 | - | 4.97 | 182,757 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,554 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,024 |
| Countries Bordering France | 0 | - | 4.83 | 402,491 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,355 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,568 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,087 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,933 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,377 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,191 |
| Germany Country Quiz | 0 | - | 4.82 | 157,824 |
| Russia Country Quiz | 0 | - | 4.85 | 114,455 |
| Italy Country Quiz | 0 | - | 4.82 | 123,386 |
| Japan Country Quiz | 0 | - | 4.93 | 142,447 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,756 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,330 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,063 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,337 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,763 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,645 |
| Random European Capital to Country | 0 | - | 4.98 | 190,876 |
| Random European Country to Capital | 0 | - | 4.93 | 165,090 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,443 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,740 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,102 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,960 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,155 |
| Hindu Countries | 0 | - | 4.86 | 50,135 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,376 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,399 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,441 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,778 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,627 |
| Every European Country Shape | 0 | - | 4.96 | 201,566 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,696 |
| Every African Country Shape | 0 | - | 4.90 | 87,276 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,422 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,943 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,260 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,698 |
| Countries Bordering India | 0 | - | 4.98 | 163,424 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,212 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,306 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,153 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,555 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,267 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,521 |
| Countries that Border China | 0 | - | 4.96 | 263,125 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,339 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,858 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,532 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,638 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,380 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,762 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,135 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,853 |
| Countries that Border Poland | 0 | - | 4.99 | 172,257 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,643 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,753 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,427 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,139 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,093 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,375 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,588 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,863 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,950 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,837 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,967 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,170 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,569 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,543 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,543 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,326 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,397 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,975 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,052 |
| Countries Closest to India | 0 | - | 4.97 | 102,767 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,626 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,017 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,927 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,806 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,558 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,410 |
| Countries that Beat China | 0 | - | 4.85 | 115,798 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,771 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,826 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,713 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,512 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,449 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,090 |
| Random European Flag to Country | 0 | - | 4.89 | 182,376 |
| Random African Flag to Country | 0 | - | 4.88 | 74,900 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,007 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 97,009 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,232 |
| Flags of Countries That Border France | 0 | - | 4.88 | 122,880 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,385 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,146 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,312 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,029 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,251 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,097 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,852 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,331 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,161 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,458 |
