| Boundary Waters | 0 | - | 4.92 | 88,496 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,188 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,148 |
| Landlocked Countries | 0 | - | 4.99 | 420,939 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,320 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,642 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,240 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,253 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,495,512 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,964 |
| Himalayan Countries | 0 | - | 4.95 | 138,275 |
| Andean Countries | 0 | - | 4.95 | 84,355 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,579 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,481 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,198 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,615 |
| Danube Countries | 0 | - | 4.97 | 71,886 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,859 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,282 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,077 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,542 |
| European Landlocked Countries | 0 | - | 4.99 | 147,019 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,450 |
| Countries with the Most Species | 0 | - | 4.99 | 103,136 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,594 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,532 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,672 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,465 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,146 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,549 |
| Countries in the Alps | 0 | - | 4.87 | 118,027 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,212 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,812 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,571 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,498 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,369 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,866 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,530 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,389 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,105 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,734 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,581 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,439 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,109 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,378 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,407 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,648 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,207 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,718 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,871 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,408 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,799 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,138 |
| Largest Countries By Category | 0 | - | 4.97 | 158,001 |
| Countries by Countries | 0 | - | 4.96 | 63,071 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,527 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,234 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,558 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,620 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,819 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,398 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,458 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,707 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,228 |
| Longest International Borders | 0 | - | 4.99 | 265,001 |
| Countries with Three Borders | 0 | - | 4.96 | 36,553 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,042 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,153 |
| Demonym of Every Country | 0 | - | 4.91 | 60,356 |
| Globe Grid | 0 | - | 4.32 | 32,002 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,839 |
| World Capitals Quiz | 0 | - | 5.00 | 5,076,758 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,707 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,660 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,653 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,184 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,539 |
| Island Countries | 0 | - | 4.99 | 710,597 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,470 |
| Northernmost Countries | 0 | - | 4.99 | 361,458 |
| Countries of South America | 0 | - | 5.00 | 925,711 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,874 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,418 |
| "Land" Countries | 0 | - | 4.98 | 336,945 |
| Top World Languages | 0 | - | 4.92 | 822,785 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,409 |
| Largest Deserts in the World | 0 | - | 3.98 | 43,704 |
| Places With a Cardinal Direction in Their Name | 0 | - | 4.20 | 16,343 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,412 |
| Geography Mad Gab | 0 | - | 4.36 | 27,411 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,608 |
| Countries with Megacities | 0 | - | 4.99 | 263,792 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,456 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,318 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,723 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,363 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,232 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,318 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,453 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,550 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,302 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,092 |
| Countries by Capital City | 0 | - | 5.00 | 68,378 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,221 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,696 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,264 |
| Moved Capital Cities | 0 | - | 4.96 | 74,244 |
| Countries by Official Language | 0 | - | 4.95 | 195,025 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,082 |
| Countries in their Native Language | 0 | - | 4.99 | 198,532 |
| Independence from Whom | 0 | - | 4.99 | 211,829 |
| Subdivisions by Country | 0 | - | 4.86 | 50,382 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,408 |
| Megadiverse Countries | 0 | - | 4.96 | 134,919 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,887 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,285 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,867 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,072 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,975 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,515 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,302 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,966 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,590 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,048 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,446 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,812 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,126 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,903 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,281 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,434 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,851 |
| World Map Quiz | 0 | - | 4.81 | 64,937 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,644 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,237 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,874 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,147 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,873 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,907 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,782 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,913 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,210 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,385 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,486 |
| Widest Countries East to West | 0 | - | 4.92 | 129,555 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,424 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,240 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,080 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,677 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,460 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,746 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,330 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,775 |
| Countries with Double Letters | 0 | - | 4.97 | 95,885 |
| Countries that End in N | 0 | - | 4.95 | 170,804 |
| Countries with Five Letters | 0 | - | 4.96 | 281,906 |
| Countries with Six Letters | 0 | - | 4.94 | 213,229 |
| Countries with W | 0 | - | 4.97 | 160,082 |
| Countries with Z | 0 | - | 4.98 | 291,081 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,439 |
| Countries That End in U | 0 | - | 4.95 | 120,710 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,213 |
| Countries that End in O | 0 | - | 4.92 | 159,414 |
| Countries that End in R | 0 | - | 4.87 | 118,883 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,653 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,821 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,499 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,347 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,161 |
| Countries That End in Y | 0 | - | 4.91 | 185,797 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,697 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,705 |
| Countries that End in I | 0 | - | 4.94 | 135,021 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,870 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,740 |
| Countries That End in NIA | 0 | - | 4.92 | 109,688 |
| Countries That End in BIA | 0 | - | 4.93 | 149,072 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,966 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,290 |
| Countries That End in RIA | 0 | - | 4.93 | 126,724 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,882 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,277 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,515 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,921 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,490 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,495 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,901 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,406 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,397 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,347 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,131 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,823 |
| Countries that End in L | 0 | - | 4.94 | 156,730 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,089 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,228 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,941 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,877 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,909 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,528 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,490 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,878 |
