| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,754 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,968 |
| Longest International Borders | 0 | - | 4.99 | 264,456 |
| Countries with Three Borders | 0 | - | 4.96 | 36,390 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,835 |
| Island Countries | 0 | - | 4.99 | 709,202 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,681 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,545 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,673 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,424 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,259 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,851 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,148 |
| One Border Countries | 0 | - | 4.98 | 466,954 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,817,292 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,008 |
| Countries by Borders #1 | 0 | - | 5.00 | 194,148 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 311,960 |
| Longest Border by Country #1 | 0 | - | 4.99 | 145,779 |
| Largest Countries with No Borders | 0 | - | 4.97 | 220,889 |
| Countries with Two Borders | 0 | - | 4.99 | 149,527 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,104 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,775 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,627 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,085 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,438 |
| Countries by Borders #3 | 0 | - | 4.98 | 97,867 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,677 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,695 |
| Longest Border by Country #2 | 0 | - | 4.95 | 120,904 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,364 |
| Clear All Country Borders on the World Map | 0 | - | 4.63 | 41,051 |
| Boundary Waters | 0 | - | 4.92 | 88,311 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,030 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,759 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,969 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,227 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,365 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,815 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,770 |
| Most Populous Islands | 0 | - | 4.80 | 122,688 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,259 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,480 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,233,493 |
| Landlocked Countries | 0 | - | 4.99 | 417,503 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,531 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,924 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,117 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,992 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,813 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,607 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,440 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,473 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,447 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,687 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,886 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,327 |
| Himalayan Countries | 0 | - | 4.95 | 136,844 |
| Andean Countries | 0 | - | 4.95 | 83,645 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,900 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,224 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,574 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,164 |
| Danube Countries | 0 | - | 4.97 | 71,511 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,343 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,925 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,368 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,403 |
| European Landlocked Countries | 0 | - | 4.99 | 146,226 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,920 |
| Countries with the Most Species | 0 | - | 4.99 | 102,546 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,047 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,369 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,543 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,216 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,875 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,262 |
| Countries in the Alps | 0 | - | 4.86 | 117,472 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,993 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,093 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,326 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,833 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,930 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,345 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,108 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,068 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,878 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,420 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,413 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,259 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,814 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,079 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,087 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,903 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,960 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,489 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,344 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,558 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,850 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,889 |
| Largest Countries By Category | 0 | - | 4.97 | 157,405 |
| Countries by Countries | 0 | - | 4.96 | 62,701 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,995 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,115 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,435 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,051 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,506 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,183 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,747,480 |
| Smallest Countries Bordering Each Other | 0 | - | 4.63 | 92,581 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,227 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,697 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,106 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,358 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,930 |
| Demonym of Every Country | 0 | - | 4.91 | 59,012 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,273 |
| People Born on Islands | 0 | - | 4.39 | 52,843 |
| Islands by Picture | 0 | - | 4.29 | 106,534 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,312 |
| Island Superlatives | 0 | - | 4.57 | 34,554 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,265 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,609 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,279 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,795 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,000 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,207 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,368 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,498 |
| Northernmost Countries | 0 | - | 4.99 | 359,854 |
| Countries of South America | 0 | - | 5.00 | 920,963 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,726 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,924 |
| "Land" Countries | 0 | - | 4.98 | 335,363 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,339 |
| Top World Languages | 0 | - | 4.92 | 818,627 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,027 |
| Islands A-Z | 0 | - | 4.46 | 117,264 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,295 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,995 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,569 |
| Countries with Megacities | 0 | - | 4.99 | 249,569 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,418 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,723 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,761 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,688 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,630 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,729 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,130 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,158 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,742 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,348 |
| Countries by Capital City | 0 | - | 5.00 | 67,667 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,842 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,342 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,813 |
| Moved Capital Cities | 0 | - | 4.96 | 73,953 |
| Countries by Official Language | 0 | - | 4.95 | 194,361 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,175 |
| Countries in their Native Language | 0 | - | 4.99 | 197,929 |
| Independence from Whom | 0 | - | 4.99 | 211,033 |
| Subdivisions by Country | 0 | - | 4.86 | 50,238 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,493 |
| Megadiverse Countries | 0 | - | 4.96 | 134,659 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,078 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,124 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,971 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,287 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,750 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,825 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,553 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,633 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,733 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,696 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,915 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,638 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,823 |
| World Map Quiz | 0 | - | 4.81 | 64,274 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,866 |
| Countries by Founding Story | 0 | - | 4.95 | 76,956 |
| Hidden Words In Bordering Countries | 0 | - | 4.23 | 16,243 |
| Countries by Road Signs | 0 | - | 4.98 | 53,515 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,236 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,778 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,504 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,975 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,380 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,560 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,715 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,193 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,184 |
| Widest Countries East to West | 0 | - | 4.92 | 129,249 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,347 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,777 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,960 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,347 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,073 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,437 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,172 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,702 |
