| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,881 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,034 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,159 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,252 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,089 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,428 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,496 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,995 |
| Countries with Megacities | 0 | - | 4.99 | 248,390 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,890 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,402 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,277 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,343 |
| South China Sea Countries | 0 | - | 4.78 | 57,560 |
| African Great Lakes | 0 | - | 4.82 | 65,545 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,041 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,194 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,661 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,199 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,725 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,003 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,760 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,237 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,706 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,543 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,919 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,639 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,281 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,711 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,245 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,647 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,821 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,828 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,569 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,463 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,827 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,721 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,968 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,446 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,403 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,449 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,517 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,428 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,293 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,237 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,965 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,678 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,822 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,387 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,109 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,094 |
| Countries That Border Russia | 0 | - | 4.98 | 459,969 |
| Countries Bordering France | 0 | - | 4.83 | 400,753 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,701 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,143 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,671 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,400 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,969 |
| Capitals by River | 0 | - | 4.55 | 48,258 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,851 |
| Countries Bordering India | 0 | - | 4.98 | 163,123 |
| Countries that Border China | 0 | - | 4.96 | 262,273 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,589 |
| Countries that Border Poland | 0 | - | 4.99 | 171,662 |
| Sea in the Answers | 0 | - | 4.10 | 48,651 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,987 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,998 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,877 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,024 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,901 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,000 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,914 |
| Biggest Cities in the United States | 0 | - | 4.93 | 970,327 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,525 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,216 |
| Countries of Africa | 0 | - | 5.00 | 2,516,834 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,070 |
| Rivers of the United States | 0 | - | 4.93 | 65,723 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,347 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,255 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,039 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,211 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,906 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,282 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,302 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,889 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,825 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,824 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,948 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,340 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,408 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,943 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,642 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,932 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,568 |
| Olympic Host Countries | 0 | - | 4.98 | 199,313 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,324 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,137 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,097 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,239 |
| The Only European Country ... | 0 | - | 4.91 | 214,771 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,634 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,792 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,080 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,409 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,665 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,558 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,755 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,385 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,452 |
| Asian Physical Geography | 0 | - | 4.61 | 35,418 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,067 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,808 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,219 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,711 |
| Largest City by Island | 0 | - | 4.87 | 71,305 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,539 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,847 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,806 |
| Megacities on a World Map | 0 | - | 4.98 | 251,954 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,971 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,237 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,076 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,351 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,543 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,051 |
| Countries of the Middle East | 0 | - | 4.96 | 199,574 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,591 |
| Slavic Countries | 0 | - | 4.96 | 111,122 |
| African Island Countries | 0 | - | 4.96 | 101,047 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,297 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,622 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,464 |
| Landforms by Country | 0 | - | 4.52 | 51,931 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,126 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,828 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,554 |
| Countries that Start with A | 0 | - | 4.98 | 2,151,676 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,161 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,761 |
| Countries that Start with D | 0 | - | 4.96 | 703,919 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,329 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,837 |
| Countries that Start with H | 0 | - | 4.96 | 599,897 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,601 |
| Countries that Start with J | 0 | - | 4.98 | 597,940 |
| Countries that Start with K | 0 | - | 4.97 | 811,181 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,131 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,050 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,691 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,576 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,864 |
| Countries that Start with U | 0 | - | 4.97 | 901,269 |
| Countries that Start with V | 0 | - | 4.98 | 606,281 |
| Countries that Start with F | 0 | - | 4.83 | 613,809 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,796 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,071 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,034 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,006 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,082 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,329 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,422 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,583 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,809 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,566 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,644 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,504 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,736 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,666 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,957 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,603 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,711 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,142 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,339 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,310 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,959 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 68,653 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,233 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,674 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,025 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,998 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,227 |
| Megacities on an Empty Map | 0 | - | 4.97 | 116,165 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,642 |
| UK Immigration by Country | 0 | - | 4.94 | 139,993 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,418 |
| Central American Countries | 0 | - | 4.98 | 155,400 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,904 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,303 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,662 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,615 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,573 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,079 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,842 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,806 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,647 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 117,930 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,339 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,999 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,659 |
