| Countries With the Most NBA Players | 0 | - | 4.47 | 118,277 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,026 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,800 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,585,458 |
| North American Sports Cities | 0 | - | 4.83 | 172,709 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,423 |
| Olympic Host Countries | 0 | - | 4.98 | 201,214 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,162 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 79,210 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,620 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 50,782 |
| NBA Player to Country | 0 | - | 4.29 | 84,035 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,710 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,527 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,623 |
| Boundary Waters | 0 | - | 4.92 | 88,610 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,277 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,336 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,820 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,670 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,489 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,630,158 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,904 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,130 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,720 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,587 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,422 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,760 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,383 |
| Every European Country Shape | 0 | - | 4.96 | 202,309 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,026 |
| Every African Country Shape | 0 | - | 4.90 | 87,745 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,549 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,929 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,971 |
| Landlocked Countries | 0 | - | 4.99 | 422,582 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,672 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,313 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,783,019 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,588 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,757 |
| NBA Big Three Teammates | 0 | - | 4.58 | 109,751 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,739 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,077 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,492 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,507 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,123 |
| American Cities by Stadium | 0 | - | 4.02 | 36,556 |
| City by Football Clubs | 0 | - | 4.38 | 138,156 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,083 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,681 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,700 |
| Island Countries | 0 | - | 4.99 | 711,248 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,821 |
| Himalayan Countries | 0 | - | 4.95 | 139,001 |
| Andean Countries | 0 | - | 4.93 | 84,781 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,010 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,082 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,594 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,918 |
| Danube Countries | 0 | - | 4.97 | 72,094 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,120 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,489 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,440 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,923 |
| European Landlocked Countries | 0 | - | 4.99 | 147,225 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,759 |
| Countries with the Most Species | 0 | - | 4.99 | 103,303 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,875 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,628 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,748 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,597 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,313 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,733 |
| Countries in the Alps | 0 | - | 4.87 | 118,307 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,489 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,168 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,717 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,668 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,581 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,996 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,747 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,564 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,224 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,917 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,689 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,570 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,290 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,536 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,598 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,044 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,364 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,052 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,441 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,194 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,259 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,306 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,277 |
| Largest Countries By Category | 0 | - | 4.97 | 158,331 |
| Countries by Countries | 0 | - | 4.96 | 63,311 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,173 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,766 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,308 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,579 |
| All Countries by Population With a Map | 0 | - | 4.99 | 109,791 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,084 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,744 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,501 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,311 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 34,760 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,971 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,447 |
| Random African Countries on a Map | 0 | - | 4.99 | 296,941 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,826 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,389 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,605 |
| Northernmost Countries | 0 | - | 4.99 | 362,253 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,374 |
| Countries of South America | 0 | - | 5.00 | 928,189 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,030 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,118 |
| "Land" Countries | 0 | - | 4.98 | 337,511 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,420 |
| South America Flags Map Quiz | 0 | - | 4.95 | 88,393 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,758 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,874 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,260 |
| All Country Flags of the World | 0 | - | 5.00 | 3,684,420 |
| U.S. State Flags | 0 | - | 4.89 | 171,455 |
| Top World Languages | 0 | - | 4.92 | 825,177 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,555 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,515 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,147 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,336 |
| Longest International Borders | 0 | - | 4.99 | 265,308 |
| Countries with Three Borders | 0 | - | 4.96 | 36,639 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,153 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,262 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,090 |
| Demonym of Every Country | 0 | - | 4.91 | 60,849 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,568 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,628 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,121 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,206 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,072 |
| Countries with Megacities | 0 | - | 4.99 | 264,974 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,891 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,572 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,156 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,644 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,758 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,555 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,654 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,622 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,607 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,739 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,580 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,438 |
| Countries by Capital City | 0 | - | 5.00 | 68,726 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,425 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,866 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,366 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,457 |
| Moved Capital Cities | 0 | - | 4.96 | 74,392 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,665 |
| Countries by Official Language | 0 | - | 4.95 | 195,365 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,537 |
| Countries in their Native Language | 0 | - | 4.99 | 199,153 |
| Independence from Whom | 0 | - | 4.99 | 212,244 |
| Subdivisions by Country | 0 | - | 4.87 | 50,456 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,835 |
| Megadiverse Countries | 0 | - | 4.96 | 135,063 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,196 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,390 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,268 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,128 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,207 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,633 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,552 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,092 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,690 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,165 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,927 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,236 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,999 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,307 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,391 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,519 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,370 |
| World Map Quiz | 0 | - | 4.81 | 65,180 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,596 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,407 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,193 |
| Countries by Founding Story | 0 | - | 4.95 | 77,420 |
| Countries by Road Signs | 0 | - | 4.98 | 54,067 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.88 | 27,467 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,994 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,269 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,585 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,207 |
