| Countries by Sports League Revenue | 0 | - | 4.94 | 76,962 |
| North American Sports Cities | 0 | - | 4.83 | 171,762 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,253 |
| Olympic Host Countries | 0 | - | 4.98 | 200,386 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,080 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,777 |
| NFL Cities Map Quiz | 0 | - | 4.38 | 233,308 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,615 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,524 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,883 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,270 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,323 |
| Boundary Waters | 0 | - | 4.92 | 88,377 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,080 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,912 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,169 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,337 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,945 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,333,060 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,765 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,775 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,384 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,282 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,284 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,058 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,006 |
| Every European Country Shape | 0 | - | 4.96 | 201,336 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,573 |
| Every African Country Shape | 0 | - | 4.90 | 87,045 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,174 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,636 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,731 |
| Landlocked Countries | 0 | - | 4.99 | 418,920 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,762 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,472 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,095 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,756,791 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 251,646 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,319 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,367 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,499 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,622 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,669 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,901 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,982 |
| American Cities by Stadium | 0 | - | 4.02 | 36,531 |
| City by Football Clubs | 0 | - | 4.38 | 137,841 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,883 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,604 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,092 |
| Island Countries | 0 | - | 4.99 | 709,747 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,991 |
| Himalayan Countries | 0 | - | 4.94 | 137,420 |
| Andean Countries | 0 | - | 4.95 | 83,936 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,229 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,651 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,832 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,349 |
| Danube Countries | 0 | - | 4.97 | 71,663 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,549 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,057 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,651 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,731 |
| European Landlocked Countries | 0 | - | 4.99 | 146,778 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,139 |
| Countries with the Most Species | 0 | - | 4.99 | 102,907 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,264 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,432 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,587 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,302 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,992 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,361 |
| Countries in the Alps | 0 | - | 4.87 | 117,685 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,133 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,362 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,420 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,979 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,091 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,559 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,284 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,185 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,969 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,550 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,477 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,337 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,924 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,187 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,205 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,182 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,061 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,581 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,571 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,529 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,365 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,228 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,998 |
| Largest Countries By Category | 0 | - | 4.97 | 157,635 |
| Countries by Countries | 0 | - | 4.96 | 62,836 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,658 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,209 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,160 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,467 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,520 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,652 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,321 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,202 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,968 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 34,343 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,701 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 169,745 |
| Random African Countries on a Map | 0 | - | 4.99 | 295,371 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,310 |
| Random European Countries on a Map | 0 | - | 4.97 | 283,106 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,028 |
| Northernmost Countries | 0 | - | 4.99 | 360,460 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,092 |
| Countries of South America | 0 | - | 5.00 | 922,894 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,950 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,309 |
| "Land" Countries | 0 | - | 4.98 | 335,789 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,045 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,622 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,376 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,735 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,017 |
| All Country Flags of the World | 0 | - | 5.00 | 3,649,497 |
| U.S. State Flags | 0 | - | 4.89 | 169,771 |
| Top World Languages | 0 | - | 4.92 | 820,195 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,221 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,390 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,068 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,071 |
| Longest International Borders | 0 | - | 4.99 | 264,658 |
| Countries with Three Borders | 0 | - | 4.96 | 36,452 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,912 |
| Largest Cities for each Latitude Degree | 0 | - | 5.00 | 48,004 |
| Demonym of Every Country | 0 | - | 4.91 | 59,150 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,345 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,164 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,240 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,731 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,017 |
| Countries with Megacities | 0 | - | 4.99 | 259,819 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,890 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,990 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,168 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,998 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,718 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,247 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,859 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,971 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,246 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,279 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,976 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,640 |
| Countries by Capital City | 0 | - | 5.00 | 67,931 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,973 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,466 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,666 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,972 |
| Moved Capital Cities | 0 | - | 4.96 | 74,066 |
| Countries by Official Language | 0 | - | 4.95 | 194,641 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,526 |
| Countries in their Native Language | 0 | - | 4.99 | 198,183 |
| Independence from Whom | 0 | - | 4.99 | 211,308 |
| Subdivisions by Country | 0 | - | 4.86 | 50,287 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,701 |
| Megadiverse Countries | 0 | - | 4.96 | 134,765 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,540 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,183 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,754 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,018 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,711 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,380 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,973 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,844 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,487 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,988 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,714 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,994 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,774 |
| Country by Photo of its Leader | 0 | - | 4.72 | 123,875 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,150 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,326 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,190 |
| World Map Quiz | 0 | - | 4.81 | 64,518 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,593 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,030 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,753 |
| Countries by Founding Story | 0 | - | 4.95 | 77,062 |
| Countries by Road Signs | 0 | - | 4.98 | 53,651 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 27,082 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,369 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,848 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,946 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,501 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,927 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,636 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,319 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,519 |