| Countries that Start with A | 0 | - | 4.98 | 2,144,406 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,799 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,594 |
| Countries that Start with D | 0 | - | 4.96 | 700,404 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,149 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,334 |
| Countries that Start with H | 0 | - | 4.96 | 596,968 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,087 |
| Countries that Start with J | 0 | - | 4.98 | 595,043 |
| Countries that Start with K | 0 | - | 4.96 | 808,534 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,833 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,686 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,523 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,068 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,357 |
| Countries that Start with U | 0 | - | 4.97 | 898,958 |
| Countries that Start with V | 0 | - | 4.98 | 604,472 |
| Countries that Start with F | 0 | - | 4.83 | 611,399 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,129 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,958 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,355 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,962 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,119 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,760 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,226 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,659 |
| Countries that Start with R | 0 | - | 4.43 | 443,014 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,300 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,712 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,656 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,739 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,387 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,475 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,141 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,779 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,328 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,652 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,024 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,145 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,738 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,271 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,458 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,281 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,130 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,492 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,475 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,704 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,079 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,979 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,947 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,010 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,789 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,665 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,884 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,753 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,847 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,451 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,025 |
| Monarchies of Europe | 0 | - | 4.90 | 97,191 |
| Monarchies of Asia | 0 | - | 4.97 | 70,527 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,374 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,501 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,921 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,257 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,104 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,453 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,830 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,793 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,642 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,157 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,011 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,441 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,084 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 221,163 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,361 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,036 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 119,871 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,510 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,941 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,022 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,422 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,376 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,443 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,621 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,535 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,298 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,364 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,176 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,379 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,926 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,038 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,622 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,536 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,230 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,867 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,431 |
| Majority Muslim Countries | 0 | - | 4.98 | 367,955 |
| NATO Countries | 0 | - | 4.98 | 275,043 |
| EU Countries Quiz | 0 | - | 4.99 | 269,378 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,696 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,417 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,598 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,738 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,694 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,313 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,546 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,648 |
| The Only European Country ... | 0 | - | 4.91 | 213,444 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,805 |
| Countries with NO Military | 0 | - | 4.97 | 61,046 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,821 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,503,937 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,173 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,662 |
| Largest City by Island | 0 | - | 4.87 | 70,930 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,183 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,376 |
| Biggest European Cities by Century | 0 | - | 4.98 | 128,674 |
| Megacities on a World Map | 0 | - | 4.98 | 250,100 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,499 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,705 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,727 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,971 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 76,817 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,480 |
| Coldest World Capitals | 0 | - | 4.95 | 132,975 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,484 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,230 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,004 |
| Countries of the Middle East | 0 | - | 4.96 | 198,679 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,122 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,120 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,589 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 73,979 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,505 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,785 |
| Buddhist Countries | 0 | - | 4.96 | 142,815 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,151 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,783 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,384 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,795 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,240 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,889 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,633 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,453 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,568 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,662 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,063 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,177 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,450 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,122 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,598 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,773 |
| World Currency Quiz | 0 | - | 4.92 | 297,712 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,283 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,066 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,547 |
| India A-Z | 0 | - | 4.42 | 33,892 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,764 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,296 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,809 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,755 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,621 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,152 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,751 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,610 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,577 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,984 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,341 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,106 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,514 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,019 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,227 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,546 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,652 |
