| Who Controls It? #1 | 0 | - | 4.82 | 45,936 |
| Subdivisions by Country | 0 | - | 4.85 | 46,948 |
| Regions of Countries #4 | 0 | - | 4.49 | 53,815 |
| Boundary Waters | 0 | - | 4.93 | 82,096 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 76,579 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,840 |
| Who Controls It? #2 | 0 | - | 4.72 | 27,890 |
| Who Controls It? #3 | 0 | - | 4.70 | 18,293 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 335,411 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,847,907 |
| World Geography on a Map #1 | 0 | - | 4.93 | 68,371 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 140,038 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,745 |
| Members of the Arab League | 0 | - | 4.86 | 66,669 |
| Sahara Desert Countries | 0 | - | 4.97 | 130,798 |
| Himalayan Countries | 0 | - | 4.94 | 108,742 |
| Andean Countries | 0 | - | 4.91 | 60,406 |
| Countries with the Oldest Median Age | 0 | - | 4.82 | 61,597 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 51,001 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 104,634 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,931 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 54,377 |
| Danube Countries | 0 | - | 4.96 | 57,297 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,295 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,348 |
| Countries with the Best Passports | 0 | - | 4.86 | 72,859 |
| Countries with the Worst Passports | 0 | - | 4.89 | 50,530 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 111,194 |
| European Landlocked Countries | 0 | - | 4.99 | 137,297 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,949 |
| Countries with the Most Species | 0 | - | 4.99 | 90,098 |
| Countries 197 to 205 | 0 | - | 4.87 | 57,474 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 45,066 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,364 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 49,153 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,947 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 59,173 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 50,014 |
| Countries in the Alps | 0 | - | 4.84 | 104,005 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,575 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 89,830 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,379 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,486 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 95,006 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,437 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,658 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,837 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,754 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,498 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 70,258 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 49,085 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 37,073 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,676 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,763 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,339 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 100,859 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 62,038 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 54,129 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 203,365 |
| World Countries - Blind Typing | 0 | - | 5.00 | 75,728 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,905 |
| Largest Countries By Category | 0 | - | 4.97 | 146,597 |
| Countries by Countries | 0 | - | 4.95 | 55,716 |
| Country Flags with the Most White | 0 | - | 4.91 | 126,709 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,268 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,786 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.99 | 136,426 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,757 |
| Tourist Attraction by Negative Review | 0 | - | 4.91 | 60,639 |
| Most Populous City by U.S. County | 0 | - | 4.39 | 18,714 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 49,726 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 270,948 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 183,517 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 111,986 |
| Longest International Borders | 0 | - | 4.99 | 236,902 |
| Countries with Three Borders | 0 | - | 4.96 | 32,214 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 36,979 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 41,506 |
| Demonym of Every Country | 0 | - | 4.91 | 50,953 |
| World Capitals Quiz | 0 | - | 5.00 | 4,585,426 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,183,205 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,236,583 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,411,351 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 345,558 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 363,425 |
| Island Countries Quiz | 0 | - | 4.99 | 669,506 |
| Biggest Countries by Area | 0 | - | 5.00 | 949,051 |
| Northernmost Countries | 0 | - | 4.99 | 331,230 |
| Countries of South America | 0 | - | 5.00 | 811,727 |
| Countries of Oceania | 0 | - | 5.00 | 915,686 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,615,342 |
| Top World Languages | 0 | - | 4.92 | 725,014 |
| Analogies of Countries #1 | 0 | - | 4.87 | 63,499 |
| Pacific Ocean General Knowledge | 0 | - | 4.59 | 26,899 |
| Largest Deserts in the World | 0 | - | 4.02 | 41,674 |
| Five Letter Geography #4 | 0 | - | 4.83 | 67,898 |
| World Map Divided into Regions | 0 | - | 4.18 | 36,468 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 79,048 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 129,342 |
| Countries with Megacities | 0 | - | 4.99 | 202,242 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,708 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 100,136 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 98,497 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 66,087 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 253,583 |
| Global Cities on a World Map | 0 | - | 4.92 | 93,039 |
| Northernmost Capital Cities | 0 | - | 4.98 | 96,191 |
| Most Remote Capital Cities | 0 | - | 4.90 | 45,008 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,733 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 93,450 |
| Same Letter Country and Capital | 0 | - | 4.99 | 130,467 |
| Countries by Capital City | 0 | - | 4.99 | 51,735 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 67,337 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 106,295 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 74,603 |
| Moved Capital Cities | 0 | - | 4.96 | 68,034 |
| Countries by Official Language | 0 | - | 4.96 | 175,479 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 253,928 |
| Countries in their Native Language | 0 | - | 4.98 | 180,834 |
| Independence from Whom | 0 | - | 4.99 | 189,706 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 115,876 |
| Megadiverse Countries | 0 | - | 4.96 | 126,901 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 94,142 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 107,689 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,871 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 133,510 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,973 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 79,813 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 146,111 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,783 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,887 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 45,236 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 102,340 |
| Countries Furthest from the United States | 0 | - | 4.94 | 73,036 |
| Countries with the Highest HDI | 0 | - | 4.95 | 131,577 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 69,475 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 66,098 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 86,981 |
| World Map Quiz | 0 | - | 4.90 | 51,668 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 119,052 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 82,849 |
| Southernmost Countries of the World | 0 | - | 4.99 | 210,003 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 92,981 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 110,355 |
| Countries With the Most Languages | 0 | - | 4.90 | 178,120 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 88,791 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 73,208 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 88,444 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 55,199 |
| Tallest Countries North to South | 0 | - | 4.85 | 111,701 |
| Widest Countries East to West | 0 | - | 4.93 | 120,665 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 69,151 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 160,721 |
| Countries with the Longest Perimeter | 0 | - | 4.81 | 72,925 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 93,475 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 86,961 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 120,772 |
| Countries with the Most Desert | 0 | - | 4.92 | 106,612 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,828 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,449 |
| Countries with Double Letters | 0 | - | 4.96 | 72,582 |
| Countries that End in N | 0 | - | 4.94 | 136,817 |
| Countries with Five Letters Quiz | 0 | - | 4.97 | 234,599 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 191,152 |
| Countries with W | 0 | - | 4.96 | 126,246 |
| Countries with Z | 0 | - | 4.98 | 265,295 |
| Countries with Letters Missing | 0 | - | 4.97 | 170,104 |
| Countries That End in U | 0 | - | 4.95 | 109,832 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 92,917 |
| Countries that End in O | 0 | - | 4.92 | 148,944 |
| Countries that End in R | 0 | - | 4.85 | 97,510 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 148,449 |
| Countries Ending in "IA" | 0 | - | 4.99 | 174,543 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 157,925 |
| Countries by Last Two Letters | 0 | - | 4.89 | 117,855 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 130,794 |
| Countries That End in Y | 0 | - | 4.92 | 177,650 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 163,197 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 122,759 |
| Countries that End in I | 0 | - | 4.92 | 115,316 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 151,830 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 89,499 |
| Countries That End in NIA | 0 | - | 4.92 | 101,933 |
| Countries That End in BIA | 0 | - | 4.91 | 127,466 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 155,342 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 111,094 |
| Countries That End in RIA | 0 | - | 4.90 | 102,008 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 101,922 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 205,159 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 121,886 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 113,034 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 79,529 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 41,869 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 93,959 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 98,312 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 43,793 |
| Countries with the Word "And" | 0 | - | 4.98 | 85,228 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 42,675 |
| Countries that End in L | 0 | - | 4.95 | 136,009 |
| "Land" Countries | 0 | - | 4.98 | 292,586 |
