| Who Controls It? #1 | 0 | - | 4.84 | 45,696 |
| Subdivisions by Country | 0 | - | 4.82 | 46,702 |
| Regions of Countries #4 | 0 | - | 4.49 | 53,442 |
| Boundary Waters | 0 | - | 4.93 | 81,580 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 75,784 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,575 |
| Who Controls It? #2 | 0 | - | 4.72 | 27,543 |
| Who Controls It? #3 | 0 | - | 4.66 | 18,159 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 330,012 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,390,077 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,878 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 138,635 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 110,696 |
| Members of the Arab League | 0 | - | 4.85 | 64,633 |
| Sahara Desert Countries | 0 | - | 4.97 | 128,941 |
| Himalayan Countries | 0 | - | 4.95 | 106,889 |
| Andean Countries | 0 | - | 4.91 | 59,440 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,515 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,281 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,647 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,547 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,844 |
| Danube Countries | 0 | - | 4.96 | 56,996 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,013 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,115 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,058 |
| Countries with the Worst Passports | 0 | - | 4.88 | 49,950 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,236 |
| European Landlocked Countries | 0 | - | 4.99 | 136,493 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,366 |
| Countries with the Most Species | 0 | - | 4.99 | 89,706 |
| Countries 197 to 205 | 0 | - | 4.87 | 56,864 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,885 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,179 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,707 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,664 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,937 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,554 |
| Countries in the Alps | 0 | - | 4.84 | 103,327 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,939 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,406 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,969 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,024 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,492 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,996 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,155 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,499 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,533 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,093 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,847 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,816 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,866 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,204 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,360 |
| Countries with the Most Grassland | 0 | - | 4.94 | 69,928 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,434 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,683 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,752 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 199,540 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,174 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,586 |
| Largest Countries By Category | 0 | - | 4.97 | 145,763 |
| Countries by Countries | 0 | - | 4.96 | 55,156 |
| Country Flags with the Most White | 0 | - | 4.90 | 125,429 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,982 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,980 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 135,357 |
| Western Europe Map Quiz | 0 | - | 4.86 | 89,373 |
| Tourist Attraction by Negative Review | 0 | - | 4.91 | 60,165 |
| Most Populous City by U.S. County | 0 | - | 4.39 | 18,592 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 48,510 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 267,575 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 182,303 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 111,531 |
| Longest International Borders | 0 | - | 4.99 | 235,351 |
| Countries with Three Borders | 0 | - | 4.96 | 31,803 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 36,418 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 40,806 |
| Demonym of Every Country | 0 | - | 4.90 | 50,247 |
| World Capitals Quiz | 0 | - | 5.00 | 4,537,798 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,126,353 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,195,075 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,396,687 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,094 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 359,322 |
| Island Countries Quiz | 0 | - | 4.99 | 664,996 |
| Biggest Countries by Area | 0 | - | 5.00 | 940,653 |
| Northernmost Countries | 0 | - | 4.99 | 329,398 |
| Countries of South America | 0 | - | 5.00 | 802,668 |
| Countries of Oceania | 0 | - | 5.00 | 904,643 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,593,730 |
| Top World Languages | 0 | - | 4.92 | 716,452 |
| Analogies of Countries #1 | 0 | - | 4.88 | 62,818 |
| Pacific Ocean General Knowledge | 0 | - | 4.59 | 26,833 |
| Largest Deserts in the World | 0 | - | 4.03 | 41,454 |
| Five Letter Geography #4 | 0 | - | 4.83 | 67,281 |
| World Map Divided into Regions | 0 | - | 4.18 | 35,944 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 78,254 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,675 |
| Countries with Megacities | 0 | - | 4.99 | 199,897 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,472 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,027 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 97,049 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 65,007 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 250,682 |
| Global Cities on a World Map | 0 | - | 4.92 | 92,084 |
| Northernmost Capital Cities | 0 | - | 4.98 | 95,110 |
| Most Remote Capital Cities | 0 | - | 4.90 | 44,320 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,062 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 92,155 |
| Same Letter Country and Capital | 0 | - | 4.99 | 128,845 |
| Countries by Capital City | 0 | - | 4.99 | 50,508 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 66,585 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,688 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,747 |
| Moved Capital Cities | 0 | - | 4.96 | 67,511 |
| Countries by Official Language | 0 | - | 4.96 | 174,212 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 251,336 |
| Countries in their Native Language | 0 | - | 4.98 | 179,433 |
| Independence from Whom | 0 | - | 4.99 | 187,615 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 114,642 |
| Megadiverse Countries | 0 | - | 4.96 | 126,188 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 92,541 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 107,152 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,642 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 132,386 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,525 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 78,846 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,697 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,403 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,681 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 44,492 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,959 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,600 |
| Countries with the Highest HDI | 0 | - | 4.95 | 131,156 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 69,037 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,662 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 84,483 |
| World Map Quiz | 0 | - | 4.91 | 50,487 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 116,182 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 82,183 |
| Southernmost Countries of the World | 0 | - | 4.99 | 208,579 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 91,937 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 109,180 |
| Countries With the Most Languages | 0 | - | 4.91 | 175,831 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 88,081 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 72,461 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 87,532 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 54,591 |
| Tallest Countries North to South | 0 | - | 4.85 | 111,071 |
| Widest Countries East to West | 0 | - | 4.93 | 120,032 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,999 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 159,846 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 93,005 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 86,167 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 120,049 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,769 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,640 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,256 |
| Countries with Double Letters | 0 | - | 4.96 | 70,038 |
| Countries that End in N | 0 | - | 4.94 | 134,249 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 231,614 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 188,980 |
| Countries with W | 0 | - | 4.96 | 124,202 |
| Countries with Z | 0 | - | 4.98 | 246,279 |
| Countries with Letters Missing | 0 | - | 4.97 | 168,442 |
| Countries That End in U | 0 | - | 4.95 | 108,337 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 90,850 |
| Countries that End in O | 0 | - | 4.92 | 147,559 |
| Countries that End in R | 0 | - | 4.84 | 96,853 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,672 |
| Countries Ending in "IA" | 0 | - | 4.99 | 172,755 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 156,951 |
| Countries by Last Two Letters | 0 | - | 4.90 | 117,140 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 130,075 |
| Countries That End in Y | 0 | - | 4.90 | 162,016 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 162,102 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 121,580 |
| Countries that End in I | 0 | - | 4.92 | 114,866 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 150,643 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 88,972 |
| Countries That End in NIA | 0 | - | 4.93 | 101,389 |
| Countries That End in BIA | 0 | - | 4.91 | 126,768 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 154,306 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 110,415 |
| Countries That End in RIA | 0 | - | 4.90 | 101,496 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 101,141 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 203,019 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 120,770 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 111,812 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 78,433 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 93,241 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 97,482 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 43,302 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 41,668 |
| Countries that End in L | 0 | - | 4.95 | 135,273 |
| "Land" Countries | 0 | - | 4.98 | 291,303 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 190,460 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.96 | 65,305 |
| City to Country Quiz #1 | 0 | - | 4.94 | 134,867 |
