| Border Crossings Quiz #2 | 0 | - | 4.99 | 115,087 |
| Longest International Borders | 0 | - | 4.99 | 243,729 |
| Countries with Three Borders | 0 | - | 4.96 | 34,283 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 39,350 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 149,336 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 86,789 |
| One Border Countries | 0 | - | 4.98 | 445,265 |
| Clear All Country Borders on the World Map | 0 | - | 4.64 | 38,123 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,633,560 |
| Boundary Waters | 0 | - | 4.93 | 85,396 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 32,968 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 91,298 |
| Countries by Borders #1 | 0 | - | 5.00 | 183,062 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 300,327 |
| Longest Border by Country #1 | 0 | - | 4.99 | 141,185 |
| Largest Countries with No Borders | 0 | - | 4.96 | 211,504 |
| Countries with Two Borders | 0 | - | 4.99 | 133,095 |
| Countries by Borders #2 | 0 | - | 4.96 | 123,745 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 135,971 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 125,991 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 101,476 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.94 | 90,088 |
| Countries by Borders #3 | 0 | - | 4.99 | 94,055 |
| Bordering Countries Forming Words #1 | 0 | - | 4.91 | 74,306 |
| Longest Border by Country #2 | 0 | - | 4.96 | 117,906 |
| Longest Border by Country #3 | 0 | - | 4.99 | 76,437 |
| Bordering Countries Forming Words #2 | 0 | - | 4.96 | 31,390 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 121,620 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 50,026 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 76,854 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 382,824 |
| Countries of the World Quiz | 0 | - | 5.00 | 44,333,673 |
| World Geography on a Map #1 | 0 | - | 4.94 | 70,936 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 146,678 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 117,514 |
| Sahara Desert Countries | 0 | - | 4.97 | 145,572 |
| Himalayan Countries | 0 | - | 4.94 | 122,234 |
| Andean Countries | 0 | - | 4.93 | 68,681 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 56,665 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 113,067 |
| Coffee Producing Countries | 0 | - | 4.83 | 59,894 |
| Countries with Shrinking Populations | 0 | - | 4.92 | 59,299 |
| Danube Countries | 0 | - | 4.97 | 60,836 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 96,860 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 81,887 |
| Countries with the Best Passports | 0 | - | 4.81 | 80,584 |
| Countries with the Worst Passports | 0 | - | 4.92 | 67,702 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 138,209 |
| European Landlocked Countries | 0 | - | 4.99 | 141,012 |
| Partially Recognized Countries | 0 | - | 4.98 | 98,076 |
| Countries with the Most Species | 0 | - | 4.99 | 92,334 |
| Countries 197 to 205 | 0 | - | 4.87 | 63,466 |
| Tropic of Cancer Countries | 0 | - | 4.95 | 46,691 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,785 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 52,573 |
| Countries that Use the Peso | 0 | - | 4.88 | 56,348 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,946 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 53,638 |
| Countries in the Alps | 0 | - | 4.86 | 110,437 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 90,719 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 97,806 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 75,389 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 83,737 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 110,633 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,951 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 95,002 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,849 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,963 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 58,788 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 72,723 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 51,259 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 39,097 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 100,162 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,840 |
| Countries with the Most Grassland | 0 | - | 4.93 | 73,524 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 109,003 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,797 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,737 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 222,094 |
| World Countries - Blind Typing | 0 | - | 5.00 | 95,121 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 45,101 |
| Largest Countries By Category | 0 | - | 4.97 | 151,384 |
| Countries by Countries | 0 | - | 4.96 | 58,463 |
| Country Flags with the Most White | 0 | - | 4.87 | 132,086 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 60,664 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 83,949 |
| Bordering Countries by Clue #1 | 0 | - | 4.96 | 71,795 |
| Bordering Countries by Clue #2 | 0 | - | 4.94 | 73,300 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 102,704 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 71,099 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 140,655 |
| Western Europe Map Quiz | 0 | - | 4.87 | 91,678 |
| Tourist Attraction by Negative Review | 0 | - | 4.91 | 63,418 |
| Who Controls It? #1 | 0 | - | 4.83 | 47,146 |
| Largest Cities for each Latitude Degree | 0 | - | 5.00 | 44,707 |
| Demonym of Every Country | 0 | - | 4.92 | 55,026 |
| World Capitals Quiz | 0 | - | 5.00 | 4,807,051 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,407,295 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,476,024 |
| Pacific Ocean General Knowledge | 0 | - | 4.64 | 35,658 |
| Smallest Countries Bordering Each Other | 0 | - | 4.63 | 88,168 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,491,019 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 360,257 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 382,412 |
| Island Countries Quiz | 0 | - | 4.99 | 690,911 |
| Biggest Countries by Area | 0 | - | 5.00 | 989,976 |
| Northernmost Countries | 0 | - | 4.99 | 342,775 |
| Countries of South America | 0 | - | 5.00 | 863,288 |
| Countries of Oceania | 0 | - | 5.00 | 976,133 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,731,804 |
| Top World Languages | 0 | - | 4.91 | 769,266 |
| Analogies of Countries #1 | 0 | - | 4.88 | 66,447 |
| Globe Grid | 0 | - | 4.31 | 31,688 |
| Largest Deserts in the World | 0 | - | 4.02 | 42,649 |
| World Map Divided into Regions | 0 | - | 4.17 | 39,055 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 99,258 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,991 |
| Countries with Megacities | 0 | - | 4.99 | 218,233 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,851 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,299 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,745 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 73,295 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 270,051 |
| Global Cities on a World Map | 0 | - | 4.94 | 97,421 |
| Northernmost Capital Cities | 0 | - | 4.98 | 102,312 |
| Most Remote Capital Cities | 0 | - | 4.90 | 48,680 |
| Capital Cities: Ports and Saints | 0 | - | 4.95 | 39,929 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 100,496 |
| Same Letter Country and Capital | 0 | - | 4.99 | 138,408 |
| Countries by Capital City | 0 | - | 5.00 | 58,944 |
| Capital Cities Based on First Two Letters | 0 | - | 4.86 | 71,691 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 110,031 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 79,148 |
| Moved Capital Cities | 0 | - | 4.95 | 70,620 |
| Countries by Official Language | 0 | - | 4.95 | 184,165 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 282,205 |
| Countries in their Native Language | 0 | - | 4.98 | 188,947 |
| Independence from Whom | 0 | - | 4.99 | 199,953 |
| Subdivisions by Country | 0 | - | 4.86 | 48,538 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 123,817 |
| Megadiverse Countries | 0 | - | 4.96 | 130,519 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 122,228 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 121,852 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 49,340 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 155,504 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 59,499 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 86,861 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 80,458 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,427 |
| Countries by Sports League Revenue | 0 | - | 4.93 | 67,568 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 104,893 |
| Countries Furthest from the United States | 0 | - | 4.95 | 85,993 |
| Countries with the Highest HDI | 0 | - | 4.95 | 134,236 |
| Straight Shot to the Arctic Circle | 0 | - | 4.89 | 72,188 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 68,655 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,258,615 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 98,283 |
| World Map Quiz | 0 | - | 4.88 | 57,760 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 135,243 |
| Southernmost Countries of the World | 0 | - | 4.99 | 218,702 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 98,810 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 116,652 |
| Countries With the Most Languages | 0 | - | 4.89 | 189,412 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 92,579 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 88,645 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 93,653 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 58,407 |
| Tallest Countries North to South | 0 | - | 4.85 | 115,664 |
| Widest Countries East to West | 0 | - | 4.92 | 124,810 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,209 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 180,131 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 95,486 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 90,326 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 125,493 |
| Countries with the Most Desert | 0 | - | 4.93 | 123,404 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,047 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 33,572 |
| Countries with Double Letters | 0 | - | 4.96 | 82,446 |
| Countries that End in N | 0 | - | 4.93 | 146,364 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 246,333 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 200,746 |
| Countries with W | 0 | - | 4.97 | 149,704 |
| Countries with Z | 0 | - | 4.98 | 276,267 |
| Countries with Letters Missing | 0 | - | 4.97 | 176,652 |
| Countries That End in U | 0 | - | 4.95 | 114,449 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 100,753 |
| Countries that End in O | 0 | - | 4.91 | 154,535 |
| Countries that End in R | 0 | - | 4.84 | 100,033 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 152,009 |
| Countries Ending in "IA" | 0 | - | 4.99 | 198,325 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 163,469 |
| Countries by Last Two Letters | 0 | - | 4.87 | 121,951 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 135,715 |
| Countries That End in Y | 0 | - | 4.91 | 182,204 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 189,401 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 127,638 |
| Countries that End in I | 0 | - | 4.92 | 117,511 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 158,534 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 92,279 |
| Countries That End in NIA | 0 | - | 4.92 | 105,202 |