| Landmarks of Countries #1 | 0 | - | 4.88 | 107,887 |
| Boundary Waters | 0 | - | 4.92 | 88,577 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,254 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,280 |
| Landlocked Countries | 0 | - | 4.99 | 422,064 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,264 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,589,483 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,713 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,030 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,427 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,436 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,502 |
| Himalayan Countries | 0 | - | 4.94 | 138,769 |
| Andean Countries | 0 | - | 4.93 | 84,632 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,831 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,858 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,451 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,822 |
| Danube Countries | 0 | - | 4.97 | 72,021 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,021 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,430 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,333 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,808 |
| European Landlocked Countries | 0 | - | 4.99 | 147,151 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,663 |
| Countries with the Most Species | 0 | - | 4.99 | 103,248 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,778 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,598 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,726 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,548 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,238 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,670 |
| Countries in the Alps | 0 | - | 4.87 | 118,221 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,168 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,050 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,659 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,600 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,523 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,952 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,688 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,502 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,183 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,860 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,662 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,532 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,238 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,480 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,535 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,926 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,316 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 63,901 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,091 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,981 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,144 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,238 |
| Largest Countries By Category | 0 | - | 4.97 | 158,227 |
| Countries by Countries | 0 | - | 4.96 | 63,236 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,700 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,291 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,571 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,681 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,721 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,860 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,509 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,500 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,019 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,296 |
| Longest International Borders | 0 | - | 4.99 | 265,210 |
| Countries with Three Borders | 0 | - | 4.96 | 36,619 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,131 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,231 |
| Demonym of Every Country | 0 | - | 4.91 | 60,725 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,685 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,779,428 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,336 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,634 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,706 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,526 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,328 |
| Island Countries | 0 | - | 4.99 | 711,073 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,973 |
| Northernmost Countries | 0 | - | 4.99 | 361,996 |
| Countries of South America | 0 | - | 5.00 | 927,454 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,074 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,586 |
| "Land" Countries | 0 | - | 4.98 | 337,360 |
| Top World Languages | 0 | - | 4.92 | 824,374 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,455 |
| Globe Grid | 0 | - | 4.32 | 32,013 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,944 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,566 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,917 |
| Countries with Megacities | 0 | - | 4.99 | 264,603 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,753 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,478 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,016 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,551 |
| Cities by Landmark #1 | 0 | - | 3.95 | 44,957 |
| Cities by Landmark #2 | 0 | - | 3.92 | 35,349 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,518 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,538 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,548 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,680 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,488 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,313 |
| Countries by Capital City | 0 | - | 5.00 | 68,636 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,375 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,812 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,410 |
| Moved Capital Cities | 0 | - | 4.96 | 74,344 |
| Countries by Official Language | 0 | - | 4.95 | 195,270 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,393 |
| Countries in their Native Language | 0 | - | 4.99 | 199,056 |
| Independence from Whom | 0 | - | 4.99 | 212,120 |
| Subdivisions by Country | 0 | - | 4.86 | 50,434 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,744 |
| Megadiverse Countries | 0 | - | 4.96 | 135,017 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,110 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,364 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,238 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,110 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,148 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,602 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,484 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,034 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,662 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,148 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,682 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,207 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,968 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,355 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,500 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,873 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,205 |
| World Map Quiz | 0 | - | 4.81 | 65,101 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,330 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,356 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,107 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,283 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,002 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,215 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,899 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,019 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,307 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,443 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,583 |
| Widest Countries East to West | 0 | - | 4.92 | 129,655 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,460 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,389 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,123 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,771 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,606 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,878 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,376 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,798 |
| Countries with Double Letters | 0 | - | 4.96 | 96,245 |
| Countries that End in N | 0 | - | 4.95 | 171,129 |
| Countries with Five Letters | 0 | - | 4.96 | 282,484 |
| Countries with Six Letters | 0 | - | 4.94 | 213,553 |
| Countries with W | 0 | - | 4.97 | 160,328 |
| Countries with Z | 0 | - | 4.98 | 291,453 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,700 |
| Countries That End in U | 0 | - | 4.95 | 120,856 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,467 |
| Countries that End in O | 0 | - | 4.92 | 159,508 |
| Countries that End in R | 0 | - | 4.87 | 118,971 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,730 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,097 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,700 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,472 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,399 |
| Countries That End in Y | 0 | - | 4.91 | 185,872 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,917 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,859 |
| Countries that End in I | 0 | - | 4.94 | 135,091 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,106 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,822 |
| Countries That End in NIA | 0 | - | 4.92 | 109,786 |
| Countries That End in BIA | 0 | - | 4.93 | 149,200 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,119 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,425 |
| Countries That End in RIA | 0 | - | 4.93 | 126,806 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,021 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,619 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,707 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,124 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,674 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,577 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,029 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,443 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,526 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,421 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,287 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,981 |
| Countries that End in L | 0 | - | 4.94 | 156,840 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,775 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,264 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,024 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,955 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,000 |
