| Countries that Start with A | 0 | - | 4.97 | 2,146,115 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,242 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,815 |
| Countries that Start with D | 0 | - | 4.96 | 701,189 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,108 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,340 |
| Countries that Start with H | 0 | - | 4.96 | 597,647 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,950 |
| Countries that Start with J | 0 | - | 4.98 | 595,716 |
| Countries that Start with K | 0 | - | 4.97 | 809,140 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,559 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,430 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,265 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,099 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,983 |
| Countries that Start with U | 0 | - | 4.97 | 899,749 |
| Countries that Start with V | 0 | - | 4.98 | 604,918 |
| Countries that Start with F | 0 | - | 4.83 | 611,952 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,985 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,504 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,527 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,487 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,009 |
| Countries with Megacities | 0 | - | 4.99 | 246,557 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,933 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,811 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,378 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,761 |
| Countries that Start with R | 0 | - | 4.43 | 443,456 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,385 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,783 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,834 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,828 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,444 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,550 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,210 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,918 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,590 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,943 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,159 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,116 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,266 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,862 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,361 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,544 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,406 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,245 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,226 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,570 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,533 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,771 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,168 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,073 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,041 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,055 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,927 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,798 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,958 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,810 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,344 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,911 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,559 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,090 |
| Monarchies of Europe | 0 | - | 4.90 | 97,282 |
| Monarchies of Asia | 0 | - | 4.97 | 70,582 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,695 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,980 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,304 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,188 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,556 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,908 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,601 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,837 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,932 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,054 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,799 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,211 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,089 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,481 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,018 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 221,309 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,510 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,021 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,548 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,428 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,982 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,084 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,112 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,605 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,595 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,789 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,803 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,921 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,451 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,486 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,490 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,534 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,024 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,133 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,720 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,643 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,484 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,179 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,698 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,358 |
| NATO Countries | 0 | - | 4.98 | 275,536 |
| EU Countries Quiz | 0 | - | 4.99 | 269,760 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,901 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,795 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,100 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,980 |
| Olympic Host Countries | 0 | - | 4.98 | 198,840 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,474 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,698 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,253 |
| The Only European Country ... | 0 | - | 4.91 | 213,719 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,043 |
| Countries with NO Military | 0 | - | 4.97 | 61,140 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,457 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,887 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,181 |
| Countries of Africa | 0 | - | 5.00 | 2,506,631 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,373 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,805 |
| Largest City by Island | 0 | - | 4.87 | 71,009 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,358 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,504 |
| Biggest European Cities by Century | 0 | - | 4.98 | 142,498 |
| Megacities on a World Map | 0 | - | 4.98 | 250,830 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,043 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,772 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,833 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,649 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,113 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,362 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,639 |
| Coldest World Capitals | 0 | - | 4.95 | 133,029 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,422 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,396 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,233 |
| Countries of the Middle East | 0 | - | 4.96 | 198,839 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,218 |
| Slavic Countries | 0 | - | 4.96 | 110,820 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,225 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,705 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,095 |
| African Island Countries | 0 | - | 4.96 | 100,749 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,888 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,882 |
| Buddhist Countries | 0 | - | 4.96 | 142,910 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,287 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,955 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,749 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,023 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,272 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,668 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,449 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,042 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,748 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,577 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,672 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,139 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,220 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,375 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,202 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,480 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,644 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,870 |
| World Currency Quiz | 0 | - | 4.92 | 298,248 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,709 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,650 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,082 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,894 |
| India A-Z | 0 | - | 4.42 | 33,913 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,819 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,354 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,857 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,793 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,665 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,186 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,839 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,642 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,604 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,005 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,382 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,149 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,553 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,059 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,273 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,573 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,700 |
