| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,494 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,397 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,330 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,717 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,599 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,466 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 34,895 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 83,070 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.88 | 27,597 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,207 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,203 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,704 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,433 |
| Countries with Megacities | 0 | - | 4.99 | 265,846 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,231 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,750 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,491 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,840 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,119 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,611 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,434 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,731 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,976 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,267 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,124 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,813 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,023 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,412 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,546 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,685 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,531 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,702 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,396 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,069 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,418 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,733 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,586 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 82,482 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,421 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,646 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,918 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,679 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,308 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,649 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,722 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,787 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,074 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,694 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,670 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,727 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,922 |
| Random European Capital to Country | 0 | - | 4.98 | 191,805 |
| Random European Country to Capital | 0 | - | 4.93 | 165,649 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,866 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,250 |
| Random African Capital to Country | 0 | - | 4.97 | 101,140 |
| Random African Country to Capital | 0 | - | 4.94 | 71,590 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,253 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,704 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,931 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,727 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,403 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,343 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,917 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,841 |
| Countries that Beat China | 0 | - | 4.85 | 116,462 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,361 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,993 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,701 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,160 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,424 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,088 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,036 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 524,768 |
| Countries of Africa | 0 | - | 5.00 | 2,551,814 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,732 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,385 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,828 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,904 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,263 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,670 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,345 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,371 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,657 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,556 |
| Largest City by Island | 0 | - | 4.87 | 72,251 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,310 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,464 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,969 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,700 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,156 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 148,832 |
| Megacities on a World Map | 0 | - | 4.98 | 256,124 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,515 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,046 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,692 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,645 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,436 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,692 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,427 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,508 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,034 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,154 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,697 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,372 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,190 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,770 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,465 |
| Olympic Host Countries | 0 | - | 4.98 | 201,541 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,232 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,344 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,570 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,640 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,272 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,131 |
| Countries of the Middle East | 0 | - | 4.96 | 202,197 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,896 |
| The Only European Country ... | 0 | - | 4.91 | 218,224 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,343 |
| Slavic Countries | 0 | - | 4.96 | 112,143 |
| African Island Countries | 0 | - | 4.96 | 102,203 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,087 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,817 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,061 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,022 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,062 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,155 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,455 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 76,215 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,486 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,529 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,066 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,265 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,912 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,009 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,242 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,316 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,847 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,609 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,803 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,271 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,041 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,681 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,952 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,934 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,954 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,210 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,224 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,360 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,795 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,805 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,324 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,732 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,987 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,365 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,267 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,301 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,844 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,480 |
| Vietnam War Countries | 0 | - | 4.82 | 94,488 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,348 |
| Monarchies of Europe | 0 | - | 4.90 | 98,586 |
| Monarchies of Asia | 0 | - | 4.97 | 71,367 |
| 20 Random Country Flags | 0 | - | 4.99 | 616,697 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,613 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,156 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,965 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,159 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,258 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,206 |
| Countries that Start with D | 0 | - | 4.96 | 714,079 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,315 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,614 |
| Countries that Start with H | 0 | - | 4.96 | 607,900 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,408 |
| Countries that Start with J | 0 | - | 4.98 | 605,376 |
| Countries that Start with K | 0 | - | 4.97 | 819,048 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,670 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,710 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,012 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,281 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,262 |
| Countries that Start with U | 0 | - | 4.97 | 907,124 |
| Countries that Start with V | 0 | - | 4.98 | 611,057 |
| Countries that Start with F | 0 | - | 4.83 | 620,006 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,002 |
| The Only African Country ... | 0 | - | 4.99 | 129,480 |
| The Only American Country ... | 0 | - | 4.92 | 122,021 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,304 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,177 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,286 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,196 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,572 |
| Countries That Border Russia | 0 | - | 4.98 | 463,802 |
| European Countries with One Border | 0 | - | 4.97 | 183,455 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,209 |
| Countries Bordering France | 0 | - | 4.83 | 404,253 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,249 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,600 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,014 |
