| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,142 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,417 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,331 |
| One Border Countries | 0 | - | 4.98 | 464,371 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,209 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,801,125 |
| Countries by Borders #1 | 0 | - | 5.00 | 193,595 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 310,544 |
| Longest Border by Country #1 | 0 | - | 4.99 | 145,279 |
| Largest Countries with No Borders | 0 | - | 4.97 | 219,986 |
| Countries with Two Borders | 0 | - | 4.99 | 146,708 |
| Countries by Borders #2 | 0 | - | 4.96 | 135,450 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,264 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,210 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 114,704 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,173 |
| Countries by Borders #3 | 0 | - | 4.98 | 97,514 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,560 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,584 |
| Longest Border by Country #2 | 0 | - | 4.95 | 120,420 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,030 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,794 |
| Boundary Waters | 0 | - | 4.92 | 88,043 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,816 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,287 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,145 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,339 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,936 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,403 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,593 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,110 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,896 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,674 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,351 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,383 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,937 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,090 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,919,892 |
| Landlocked Countries | 0 | - | 4.99 | 413,622 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,676 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,623 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,187 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,182 |
| Random Countries by Borders | 0 | - | 4.99 | 81,677 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,962 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,162 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,999 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,624 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,988 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,452 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,589 |
| Himalayan Countries | 0 | - | 4.95 | 135,348 |
| Andean Countries | 0 | - | 4.94 | 82,825 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,212 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,212 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,898 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,607 |
| Danube Countries | 0 | - | 4.97 | 71,080 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,765 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,539 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,481 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,398 |
| European Landlocked Countries | 0 | - | 4.99 | 145,751 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,213 |
| Countries with the Most Species | 0 | - | 4.99 | 95,241 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,343 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,370 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,957 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,576 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,821 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,562 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,254 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,011 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,420 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,159 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,002 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,575 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,746 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,293 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,050 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,194 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,042 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,453 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,747 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,751 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,063 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,643 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,254 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,770 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,298 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,673 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,600 |
| Largest Countries By Category | 0 | - | 4.97 | 156,757 |
| Countries by Countries | 0 | - | 4.96 | 62,255 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,384 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,331 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,765 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,845 |
| Smallest Countries Bordering Each Other | 0 | - | 4.63 | 92,314 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,566 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,713 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,485 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,557 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,233 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,411 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,618 |
| Longest International Borders | 0 | - | 4.99 | 263,543 |
| Countries with Three Borders | 0 | - | 4.96 | 36,180 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,599 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,671 |
| Demonym of Every Country | 0 | - | 4.91 | 58,643 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,214 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,397 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,032 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,945 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,112 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,114 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,846 |
| Island Countries | 0 | - | 4.99 | 707,624 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,443 |
| Northernmost Countries | 0 | - | 4.99 | 357,723 |
| Countries of South America | 0 | - | 5.00 | 914,745 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,435 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,327 |
| "Land" Countries | 0 | - | 4.98 | 333,654 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,052 |
| Top World Languages | 0 | - | 4.92 | 813,150 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,163 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,508 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,211 |
| Countries with Megacities | 0 | - | 4.99 | 246,900 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,113 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,963 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,525 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,853 |
| Cities by Landmark #1 | 0 | - | 3.95 | 44,870 |
| Cities by Landmark #2 | 0 | - | 3.92 | 35,277 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,765 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,954 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,655 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,607 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,629 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,451 |
| Countries by Capital City | 0 | - | 5.00 | 66,657 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,336 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,906 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,409 |
| Moved Capital Cities | 0 | - | 4.96 | 73,588 |
| Countries by Official Language | 0 | - | 4.95 | 192,769 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,130 |
| Countries in their Native Language | 0 | - | 4.99 | 196,637 |
| Independence from Whom | 0 | - | 4.99 | 209,690 |
| Subdivisions by Country | 0 | - | 4.86 | 50,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,748 |
| Megadiverse Countries | 0 | - | 4.97 | 133,902 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,801 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,427 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,860 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,657 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,998 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,013 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,212 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,745 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,570 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,493 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,503 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,675 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,025 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,324 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,586 |
| World Map Quiz | 0 | - | 4.81 | 63,494 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,673 |
| Countries by Founding Story | 0 | - | 4.95 | 76,539 |
| Hidden Words In Bordering Countries | 0 | - | 4.25 | 16,118 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,348 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,987 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,952 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,752 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,853 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,060 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,278 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,946 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,336 |
| Widest Countries East to West | 0 | - | 4.92 | 128,603 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,218 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,210 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,563 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,686 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,629 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,039 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,051 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,582 |
| Countries with Double Letters | 0 | - | 4.97 | 93,391 |
| Countries that End in N | 0 | - | 4.94 | 156,866 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,686 |
| Countries with Six Letters | 0 | - | 4.93 | 210,362 |
