| Countries by Sports League Revenue | 0 | - | 4.94 | 78,602 |
| North American Sports Cities | 0 | - | 4.82 | 173,188 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,573 |
| Olympic Host Countries | 0 | - | 4.98 | 202,028 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,182 |
| Boundary Waters | 0 | - | 4.92 | 88,784 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,424 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,733 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,554 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,260 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,204 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,904,611 |
| Landlocked Countries | 0 | - | 4.99 | 426,234 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,719 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,942 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,429 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,038 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,056 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,874 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,213 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,430 |
| Himalayan Countries | 0 | - | 4.93 | 140,388 |
| Andean Countries | 0 | - | 4.94 | 85,546 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,698 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,134 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,265 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,500 |
| Danube Countries | 0 | - | 4.97 | 72,439 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,650 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,875 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,211 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,684 |
| European Landlocked Countries | 0 | - | 4.99 | 147,640 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,355 |
| Countries with the Most Species | 0 | - | 4.99 | 103,591 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,458 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,786 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,899 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,864 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,599 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,044 |
| Countries in the Alps | 0 | - | 4.87 | 118,827 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,080 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,716 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,946 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,987 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,061 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,995 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,291 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,441 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,893 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,448 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,384 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,214 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,999 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,826 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,901 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,761 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,585 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,825 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,920 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,929 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,638 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 74,729 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,715 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,855 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,232 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,534 |
| Largest Countries By Category | 0 | - | 4.97 | 158,910 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,540 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,447 |
| Countries by Countries | 0 | - | 4.96 | 63,673 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,666 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,301 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,416 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,680 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,130 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,570 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,496 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,992 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,824 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,624 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,181 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,591 |
| Longest International Borders | 0 | - | 4.99 | 265,860 |
| Countries with Three Borders | 0 | - | 4.96 | 36,787 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,370 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,512 |
| Demonym of Every Country | 0 | - | 4.90 | 61,519 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,396 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,723 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,756 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,270 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,777 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,877 |
| Island Countries | 0 | - | 4.99 | 712,682 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,352 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,891 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,516 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,128 |
| Northernmost Countries | 0 | - | 4.99 | 364,184 |
| Countries of South America | 0 | - | 5.00 | 933,136 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,015 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,335 |
| "Land" Countries | 0 | - | 4.98 | 338,474 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,944 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,960 |
| Top World Languages | 0 | - | 4.92 | 830,211 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,738 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,014 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,257 |
| Countries with Megacities | 0 | - | 4.99 | 267,321 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,939 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,189 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,256 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,305 |
| American Cities by Stadium | 0 | - | 4.02 | 36,594 |
| City by Football Clubs | 0 | - | 4.38 | 138,428 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,362 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,409 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,002 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,245 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,274 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,204 |
| Countries by Capital City | 0 | - | 5.00 | 69,458 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,895 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,262 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,846 |
| Moved Capital Cities | 0 | - | 4.96 | 74,675 |
| Countries by Official Language | 0 | - | 4.95 | 196,063 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,712 |
| Countries in their Native Language | 0 | - | 4.99 | 199,796 |
| Independence from Whom | 0 | - | 4.99 | 213,157 |
| Subdivisions by Country | 0 | - | 4.87 | 50,633 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,513 |
| Megadiverse Countries | 0 | - | 4.96 | 135,301 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,993 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,549 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,726 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,233 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,320 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,872 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,150 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,579 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,099 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,266 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,582 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,397 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,456 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,160 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,597 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,899 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,720 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,438 |
| World Map Quiz | 0 | - | 4.81 | 65,785 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,440 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,740 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,330 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,131 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,601 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,669 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,474 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,582 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,777 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,715 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,805 |
| Widest Countries East to West | 0 | - | 4.92 | 130,752 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,609 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,288 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,526 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,082 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,015 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,511 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,513 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,901 |
| Countries with Double Letters | 0 | - | 4.96 | 97,160 |
| Countries that End in N | 0 | - | 4.95 | 172,031 |
| Countries with Five Letters | 0 | - | 4.96 | 284,097 |
| Countries with Six Letters | 0 | - | 4.94 | 214,573 |
| Countries with W | 0 | - | 4.96 | 161,010 |
| Countries with Z | 0 | - | 4.98 | 292,549 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,351 |
| Countries That End in U | 0 | - | 4.95 | 121,222 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,169 |
| Countries that End in O | 0 | - | 4.92 | 160,250 |
| Countries that End in R | 0 | - | 4.87 | 119,203 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,970 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,921 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,203 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,866 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,790 |
| Countries That End in Y | 0 | - | 4.91 | 186,104 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,507 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,307 |
| Countries that End in I | 0 | - | 4.94 | 135,339 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,673 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,081 |
| Countries That End in NIA | 0 | - | 4.92 | 110,088 |
| Countries That End in BIA | 0 | - | 4.93 | 149,610 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,581 |
