| Countries by Sports League Revenue | 0 | - | 4.95 | 78,141 |
| North American Sports Cities | 0 | - | 4.83 | 172,964 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,502 |
| Olympic Host Countries | 0 | - | 4.98 | 201,616 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,559 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 79,400 |
| NFL Cities Map Quiz | 0 | - | 4.38 | 235,026 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,099 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,627 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,967 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,628 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,719 |
| Boundary Waters | 0 | - | 4.92 | 88,694 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,354 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,520 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,120 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,819 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,696 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,759,688 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,985 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,265 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,871 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,711 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,476 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,083 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,527 |
| Every European Country Shape | 0 | - | 4.96 | 202,640 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,171 |
| Every African Country Shape | 0 | - | 4.90 | 88,115 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,659 |
| World Capitals Quiz | 0 | - | 5.00 | 5,097,219 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,971 |
| Landlocked Countries | 0 | - | 4.99 | 424,188 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,020 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,575 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,416 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,416 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,473 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,753 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,869 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,837 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,255 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,763 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,787 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,690 |
| American Cities by Stadium | 0 | - | 4.02 | 36,572 |
| City by Football Clubs | 0 | - | 4.38 | 138,284 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,168 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,215 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,749 |
| Island Countries | 0 | - | 4.99 | 711,938 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,493 |
| Himalayan Countries | 0 | - | 4.94 | 139,656 |
| Andean Countries | 0 | - | 4.94 | 85,124 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,311 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,551 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,879 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,166 |
| Danube Countries | 0 | - | 4.97 | 72,246 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,376 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,673 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,792 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,277 |
| European Landlocked Countries | 0 | - | 4.99 | 147,422 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,033 |
| Countries with the Most Species | 0 | - | 4.99 | 103,451 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,168 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,696 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,807 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,723 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,451 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,873 |
| Countries in the Alps | 0 | - | 4.87 | 118,529 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,200 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,529 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,837 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,845 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,774 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,115 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,961 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,702 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,325 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,039 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,778 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,643 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,417 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,661 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,746 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,440 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,494 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,282 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,427 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,445 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,081 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,759 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,407 |
| Largest Countries By Category | 0 | - | 4.97 | 158,597 |
| Countries by Countries | 0 | - | 4.96 | 63,472 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,941 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,050 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,357 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,636 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,411 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,236 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,950 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,632 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,498 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 34,940 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 83,099 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,709 |
| Random African Countries on a Map | 0 | - | 4.99 | 297,446 |
| Random American Countries on a Map | 0 | - | 4.96 | 100,027 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,702 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,925 |
| Northernmost Countries | 0 | - | 4.99 | 363,272 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,488 |
| Countries of South America | 0 | - | 5.00 | 930,473 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,861 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,530 |
| "Land" Countries | 0 | - | 4.98 | 337,989 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,102 |
| South America Flags Map Quiz | 0 | - | 4.95 | 88,693 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,305 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,941 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,360 |
| All Country Flags of the World | 0 | - | 5.00 | 3,700,463 |
| U.S. State Flags | 0 | - | 4.89 | 172,224 |
| Top World Languages | 0 | - | 4.92 | 827,740 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,694 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,583 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,673 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,463 |
| Longest International Borders | 0 | - | 4.99 | 265,581 |
| Countries with Three Borders | 0 | - | 4.96 | 36,707 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,274 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,408 |
| Demonym of Every Country | 0 | - | 4.90 | 61,233 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,665 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,837 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,819 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,889 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,657 |
| Countries with Megacities | 0 | - | 4.99 | 266,158 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,393 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,832 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,679 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,954 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,871 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,725 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,025 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,946 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,830 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,013 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,962 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,843 |
| Countries by Capital City | 0 | - | 5.00 | 69,122 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,689 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,075 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,208 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,651 |
| Moved Capital Cities | 0 | - | 4.96 | 74,547 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,753 |
| Countries by Official Language | 0 | - | 4.95 | 195,725 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,227 |
| Countries in their Native Language | 0 | - | 4.99 | 199,494 |
| Independence from Whom | 0 | - | 4.99 | 212,681 |
| Subdivisions by Country | 0 | - | 4.87 | 50,549 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,164 |
| Megadiverse Countries | 0 | - | 4.96 | 135,173 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,660 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,469 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,367 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,172 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,411 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,730 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,847 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,488 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,764 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,216 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,287 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,356 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,077 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,494 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,496 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,614 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,939 |
| World Map Quiz | 0 | - | 4.81 | 65,410 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,460 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,553 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,414 |
| Countries by Founding Story | 0 | - | 4.95 | 77,631 |
| Countries by Road Signs | 0 | - | 4.98 | 54,235 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.88 | 27,641 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 128,183 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,450 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,834 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,924 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,868 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,400 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,140 |
