| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,779 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,826 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,542 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,474 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,401 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,998 |
| Countries with Megacities | 0 | - | 4.99 | 246,519 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,914 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,797 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,369 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,754 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,466 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,472 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,824 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,441 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,933 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,146 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,112 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,260 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,858 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,357 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,538 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,239 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,219 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,563 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,529 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,766 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,160 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,071 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,038 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,738 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,549 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,905 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,845 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,926 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,788 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,952 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,804 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,338 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,910 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,554 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,601 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,835 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,929 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,501 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,963 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,108 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,427 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,077 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,597 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,585 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,773 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,799 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,905 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,441 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,482 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,473 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,526 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,021 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,129 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,709 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,105 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,684 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,886 |
| Olympic Host Countries | 0 | - | 4.98 | 198,833 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,463 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,232 |
| The Only European Country ... | 0 | - | 4.91 | 213,698 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,029 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,450 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,178 |
| Countries of Africa | 0 | - | 5.00 | 2,506,474 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 112,077 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 118,884 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,649 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,081 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,356 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,800 |
| Largest City by Island | 0 | - | 4.87 | 71,007 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,355 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,494 |
| Biggest European Cities by Century | 0 | - | 4.98 | 142,298 |
| Megacities on a World Map | 0 | - | 4.98 | 250,822 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,023 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,767 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,828 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,634 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,106 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,402 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,225 |
| Countries of the Middle East | 0 | - | 4.96 | 198,828 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,212 |
| Slavic Countries | 0 | - | 4.96 | 110,816 |
| African Island Countries | 0 | - | 4.96 | 100,740 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 96,576 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,480 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,944 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,217 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,663 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,441 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,031 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,741 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,219 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,569 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,669 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,724 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,131 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,135 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,534 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,214 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,373 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,199 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,476 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,707 |
| Most Populous Islands | 0 | - | 4.78 | 121,953 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,196 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,399 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,115 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,965 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,238 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,542 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,874 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,462 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,270 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,237 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,151 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,311 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,336 |
| Monarchies of Europe | 0 | - | 4.90 | 97,278 |
| Monarchies of Asia | 0 | - | 4.97 | 70,579 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,805 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,419 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,692 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,984 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,144 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,732 |
| Countries that Start with D | 0 | - | 4.96 | 701,150 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,041 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,269 |
| Countries that Start with H | 0 | - | 4.96 | 597,605 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,894 |
| Countries that Start with J | 0 | - | 4.98 | 595,673 |
| Countries that Start with K | 0 | - | 4.96 | 809,101 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,513 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,381 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,213 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,040 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,947 |
| Countries that Start with U | 0 | - | 4.97 | 899,720 |
| Countries that Start with V | 0 | - | 4.98 | 604,889 |
| Countries that Start with F | 0 | - | 4.83 | 611,914 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,915 |
| The Only African Country ... | 0 | - | 4.99 | 128,322 |
| The Only American Country ... | 0 | - | 4.92 | 120,717 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,761 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 171,343 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,853 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,230 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,012 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,313 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,987 |
| European Countries with One Border | 0 | - | 4.97 | 181,564 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,445 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,067 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,795 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,238 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,517 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,095 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,392 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,527 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,739 |
| UK Immigration by Country | 0 | - | 4.94 | 139,548 |
| Central American Countries | 0 | - | 4.98 | 154,985 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,616 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,730 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,182 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,834 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,701 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,184 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,337 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,200 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,051 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,770 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,756 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,423 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,180 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,673 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,209 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,087 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,480 |
| Countries That Border Russia | 0 | - | 4.98 | 458,791 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,450 |
| Countries Bordering France | 0 | - | 4.85 | 398,518 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,922 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,194 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,463 |
