| Boundary Waters | 0 | - | 4.92 | 88,530 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,222 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,214 |
| Landlocked Countries | 0 | - | 4.99 | 421,502 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,326 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,683 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,340 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,339 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,545,051 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,208 |
| Himalayan Countries | 0 | - | 4.95 | 138,504 |
| Andean Countries | 0 | - | 4.93 | 84,487 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,671 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,664 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,305 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,713 |
| Danube Countries | 0 | - | 4.97 | 71,948 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,943 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,367 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,196 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,663 |
| European Landlocked Countries | 0 | - | 4.99 | 147,076 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,545 |
| Countries with the Most Species | 0 | - | 4.99 | 103,184 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,685 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,555 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,696 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,506 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,184 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,604 |
| Countries in the Alps | 0 | - | 4.87 | 118,129 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,752 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,948 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,612 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,551 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,437 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,907 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,614 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,451 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,152 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,799 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,619 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,485 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,174 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,424 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,475 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,777 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,268 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 62,765 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,983 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,700 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,955 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,178 |
| Largest Countries By Category | 0 | - | 4.97 | 158,124 |
| Countries by Countries | 0 | - | 4.96 | 63,141 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,621 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,264 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,629 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,673 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,836 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,467 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,474 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,875 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,265 |
| Longest International Borders | 0 | - | 4.99 | 265,122 |
| Countries with Three Borders | 0 | - | 4.96 | 36,581 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,092 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,189 |
| Demonym of Every Country | 0 | - | 4.91 | 60,549 |
| Globe Grid | 0 | - | 4.32 | 32,005 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,906 |
| World Capitals Quiz | 0 | - | 5.00 | 5,080,491 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,775,316 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,185 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,359 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,374 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,920 |
| Island Countries | 0 | - | 4.99 | 710,874 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,239 |
| Northernmost Countries | 0 | - | 4.99 | 361,747 |
| Countries of South America | 0 | - | 5.00 | 926,663 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,017 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,875,720 |
| "Land" Countries | 0 | - | 4.98 | 337,178 |
| Top World Languages | 0 | - | 4.92 | 823,603 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,438 |
| Largest Deserts in the World | 0 | - | 3.98 | 43,721 |
| Places With a Cardinal Direction in Their Name | 0 | - | 4.20 | 16,348 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,500 |
| Geography Mad Gab | 0 | - | 4.36 | 27,429 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,766 |
| Countries with Megacities | 0 | - | 4.99 | 264,261 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,623 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,403 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,888 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,467 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,367 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,452 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,502 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,618 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,400 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,214 |
| Countries by Capital City | 0 | - | 5.00 | 68,517 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,297 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,764 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,338 |
| Moved Capital Cities | 0 | - | 4.96 | 74,294 |
| Countries by Official Language | 0 | - | 4.95 | 195,162 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,241 |
| Countries in their Native Language | 0 | - | 4.99 | 198,955 |
| Independence from Whom | 0 | - | 4.99 | 211,972 |
| Subdivisions by Country | 0 | - | 4.86 | 50,404 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,643 |
| Megadiverse Countries | 0 | - | 4.96 | 134,972 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,996 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,324 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,096 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,091 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,055 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,568 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,398 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,000 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,621 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,110 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,595 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,847 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,174 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,934 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,323 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,467 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,032 |
| World Map Quiz | 0 | - | 4.81 | 65,027 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,021 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,303 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,995 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,222 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,949 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,083 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,835 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,968 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,261 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,412 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,532 |
| Widest Countries East to West | 0 | - | 4.92 | 129,600 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,438 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,328 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,104 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,732 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,542 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,812 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,355 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,790 |
| Countries with Double Letters | 0 | - | 4.96 | 96,112 |
| Countries that End in N | 0 | - | 4.95 | 170,996 |
| Countries with Five Letters | 0 | - | 4.96 | 282,206 |
| Countries with Six Letters | 0 | - | 4.94 | 213,424 |
| Countries with W | 0 | - | 4.97 | 160,234 |
| Countries with Z | 0 | - | 4.98 | 291,304 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,595 |
| Countries That End in U | 0 | - | 4.95 | 120,790 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,353 |
| Countries that End in O | 0 | - | 4.92 | 159,471 |
| Countries that End in R | 0 | - | 4.87 | 118,937 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,693 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,961 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,623 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,417 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,343 |
| Countries That End in Y | 0 | - | 4.91 | 185,841 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,826 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,785 |
| Countries that End in I | 0 | - | 4.94 | 135,053 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,002 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,780 |
| Countries That End in NIA | 0 | - | 4.92 | 109,733 |
| Countries That End in BIA | 0 | - | 4.93 | 149,143 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,047 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,374 |
| Countries That End in RIA | 0 | - | 4.93 | 126,771 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,961 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,455 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,627 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,023 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,591 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,543 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,972 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,428 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,471 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,387 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,220 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,918 |
| Countries that End in L | 0 | - | 4.94 | 156,781 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,471 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,247 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,989 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,909 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,955 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,656 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,584 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,936 |
