| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,152 |
| Longest International Borders | 0 | - | 4.99 | 264,866 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,989 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,908 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,153 |
| One Border Countries | 0 | - | 4.98 | 468,368 |
| Clear All Country Borders on the World Map | 0 | - | 4.64 | 41,203 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,827,099 |
| Boundary Waters | 0 | - | 4.92 | 88,450 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,136 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,039 |
| Countries by Borders #1 | 0 | - | 5.00 | 194,436 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 312,593 |
| Longest Border by Country #1 | 0 | - | 4.99 | 146,242 |
| Largest Countries with No Borders | 0 | - | 4.97 | 221,339 |
| Countries with Two Borders | 0 | - | 4.99 | 149,769 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,314 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,998 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,883 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,316 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,591 |
| Countries by Borders #3 | 0 | - | 4.98 | 98,054 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,738 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,735 |
| Longest Border by Country #2 | 0 | - | 4.95 | 121,120 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,561 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,568 |
| Bordering Countries by HDI Difference | 0 | - | 4.88 | 51,910 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,103 |
| Landlocked Countries | 0 | - | 4.99 | 420,003 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,422,588 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,571 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,776 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,890 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,092 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,473 |
| Himalayan Countries | 0 | - | 4.95 | 137,897 |
| Andean Countries | 0 | - | 4.95 | 84,160 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,375 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,950 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,029 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,478 |
| Danube Countries | 0 | - | 4.97 | 71,771 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,710 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,168 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,861 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,943 |
| European Landlocked Countries | 0 | - | 4.99 | 146,904 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,295 |
| Countries with the Most Species | 0 | - | 4.99 | 103,041 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,445 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,469 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,638 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,402 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,080 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,470 |
| Countries in the Alps | 0 | - | 4.87 | 117,884 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 97,237 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,607 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,506 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,390 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,243 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,801 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,405 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,284 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,044 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,655 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,546 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,389 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,017 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,308 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,313 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,440 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,140 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,644 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,712 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,936 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,529 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,066 |
| Largest Countries By Category | 0 | - | 4.97 | 157,845 |
| Countries by Countries | 0 | - | 4.97 | 62,955 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,385 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,190 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,498 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,450 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,046 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,335 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 108,931 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,552 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,516 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,787 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,317 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,430 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,101 |
| Demonym of Every Country | 0 | - | 4.91 | 59,535 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,811 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,764,391 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,306 |
| Smallest Countries Bordering Each Other | 0 | - | 4.61 | 92,749 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,928 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,406 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,912 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,956 |
| Island Countries | 0 | - | 4.99 | 710,203 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,321 |
| Northernmost Countries | 0 | - | 4.99 | 361,018 |
| Countries of South America | 0 | - | 5.00 | 924,445 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,294 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,353 |
| "Land" Countries | 0 | - | 4.98 | 336,077 |
| Top World Languages | 0 | - | 4.92 | 821,686 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,377 |
| Globe Grid | 0 | - | 4.32 | 31,989 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,759 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,302 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,345 |
| Countries with Megacities | 0 | - | 4.99 | 262,889 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,185 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,166 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,482 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,211 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,056 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,180 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,356 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,440 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,162 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,897 |
| Countries by Capital City | 0 | - | 5.00 | 68,188 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,126 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,605 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,137 |
| Moved Capital Cities | 0 | - | 4.96 | 74,161 |
| Countries by Official Language | 0 | - | 4.95 | 194,853 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,823 |
| Countries in their Native Language | 0 | - | 4.99 | 198,394 |
| Independence from Whom | 0 | - | 4.99 | 211,607 |
| Subdivisions by Country | 0 | - | 4.86 | 50,339 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,907 |
| Megadiverse Countries | 0 | - | 4.96 | 134,846 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,726 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,235 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,811 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,049 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,853 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,454 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,144 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,544 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,029 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,261 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,775 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,060 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,844 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,227 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,395 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,403 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,526 |
| World Map Quiz | 0 | - | 4.81 | 64,794 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,173 |
| Countries by Founding Story | 0 | - | 4.95 | 77,168 |
| Hidden Words In Bordering Countries | 0 | - | 4.22 | 16,287 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,705 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,052 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,773 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,659 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,657 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,793 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,930 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,335 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,397 |
| Widest Countries East to West | 0 | - | 4.92 | 129,460 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,410 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,109 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,042 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,604 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,361 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,662 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,291 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,752 |
| Countries with Double Letters | 0 | - | 4.97 | 95,312 |
| Countries that End in N | 0 | - | 4.95 | 170,334 |
| Countries with Five Letters | 0 | - | 4.96 | 281,150 |
| Countries with Six Letters | 0 | - | 4.94 | 212,752 |
| Countries with W | 0 | - | 4.97 | 159,671 |
| Countries with Z | 0 | - | 4.98 | 290,549 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,935 |
| Countries That End in U | 0 | - | 4.95 | 120,497 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,940 |
| Countries that End in O | 0 | - | 4.92 | 159,270 |
| Countries that End in R | 0 | - | 4.87 | 118,794 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,560 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,550 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,287 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,195 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,793 |
| Countries That End in Y | 0 | - | 4.91 | 185,700 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,474 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,564 |
| Countries that End in I | 0 | - | 4.94 | 134,930 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,673 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,645 |
