| Country Name Etymologies #1 | 0 | - | 4.97 | 159,012 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,715 |
| Boundary Waters | 0 | - | 4.92 | 88,597 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,313 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,613,186 |
| Landlocked Countries | 0 | - | 4.99 | 422,357 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,365 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,724 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,460 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,473 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,525 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,712 |
| Himalayan Countries | 0 | - | 4.95 | 138,909 |
| Andean Countries | 0 | - | 4.93 | 84,725 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,927 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,987 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,542 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,880 |
| Danube Countries | 0 | - | 4.97 | 72,065 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,084 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,471 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,386 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,876 |
| European Landlocked Countries | 0 | - | 4.99 | 147,193 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,722 |
| Countries with the Most Species | 0 | - | 4.99 | 103,277 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,839 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,616 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,737 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,575 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,263 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,710 |
| Countries in the Alps | 0 | - | 4.87 | 118,270 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,361 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,108 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,694 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,635 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,558 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,984 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,718 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,543 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,203 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,895 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,679 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,548 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,261 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,511 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,571 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,997 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,344 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,249 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,139 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,128 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,240 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,266 |
| Largest Countries By Category | 0 | - | 4.97 | 158,283 |
| Countries by Countries | 0 | - | 4.96 | 63,275 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,745 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,304 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,711 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,781,531 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,745 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,868 |
| Demonyms Quiz | 0 | - | 4.15 | 185,331 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,540 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,509 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,096 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,322 |
| Longest International Borders | 0 | - | 4.99 | 265,255 |
| Countries with Three Borders | 0 | - | 4.96 | 36,626 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,146 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,248 |
| Demonym of Every Country | 0 | - | 4.91 | 60,806 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,340 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,878 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,498 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,623 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,577 |
| Island Countries | 0 | - | 4.99 | 711,179 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,346 |
| Northernmost Countries | 0 | - | 4.99 | 362,142 |
| Countries of South America | 0 | - | 5.00 | 927,908 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,640 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,501 |
| "Land" Countries | 0 | - | 4.98 | 337,448 |
| Top World Languages | 0 | - | 4.92 | 824,838 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,543 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,604 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,002 |
| Countries with Megacities | 0 | - | 4.99 | 264,811 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,831 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,524 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,088 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,604 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,621 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,584 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,582 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,715 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,539 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,393 |
| Countries by Capital City | 0 | - | 5.00 | 68,686 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,405 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,844 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,439 |
| Moved Capital Cities | 0 | - | 4.96 | 74,376 |
| Countries by Official Language | 0 | - | 4.95 | 195,320 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,484 |
| Countries in their Native Language | 0 | - | 4.99 | 199,116 |
| Independence from Whom | 0 | - | 4.99 | 212,189 |
| Subdivisions by Country | 0 | - | 4.86 | 50,442 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,799 |
| Megadiverse Countries | 0 | - | 4.96 | 135,050 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,166 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,380 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,256 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,121 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,183 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,616 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,525 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,056 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,680 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,160 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,745 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,911 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,227 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,987 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,375 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,514 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,616 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,296 |
| World Map Quiz | 0 | - | 4.81 | 65,145 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,477 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,389 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,163 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,320 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,031 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,312 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,933 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,049 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,329 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,467 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,601 |
| Widest Countries East to West | 0 | - | 4.92 | 129,685 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,464 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,425 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,135 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,795 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,625 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,908 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,387 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,808 |
| Countries with Double Letters | 0 | - | 4.96 | 96,306 |
| Countries that End in N | 0 | - | 4.95 | 171,202 |
| Countries with Five Letters | 0 | - | 4.96 | 282,631 |
| Countries with Six Letters | 0 | - | 4.94 | 213,639 |
| Countries with W | 0 | - | 4.97 | 160,384 |
| Countries with Z | 0 | - | 4.98 | 291,551 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,757 |
| Countries That End in U | 0 | - | 4.95 | 120,877 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,515 |
| Countries that End in O | 0 | - | 4.92 | 159,534 |
| Countries that End in R | 0 | - | 4.87 | 118,981 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,751 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,163 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,731 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,500 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,420 |
| Countries That End in Y | 0 | - | 4.91 | 185,893 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,971 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,894 |
| Countries that End in I | 0 | - | 4.94 | 135,116 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,149 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,839 |
| Countries That End in NIA | 0 | - | 4.92 | 109,806 |
| Countries That End in BIA | 0 | - | 4.93 | 149,237 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,147 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,449 |
| Countries That End in RIA | 0 | - | 4.93 | 126,826 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,042 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,706 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,749 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,172 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,730 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,593 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,055 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,456 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,552 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,444 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,322 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,017 |
| Countries that End in L | 0 | - | 4.94 | 156,865 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,920 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,277 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,048 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,978 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,020 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,811 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,694 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,148 |
