| "Land" Countries | 0 | - | 4.98 | 338,903 |
| Countries with Double Letters | 0 | - | 4.96 | 97,544 |
| Countries that End in N | 0 | - | 4.95 | 172,568 |
| Countries with Five Letters | 0 | - | 4.96 | 284,543 |
| Countries with Six Letters | 0 | - | 4.94 | 214,886 |
| Countries with W | 0 | - | 4.96 | 161,268 |
| Countries with Z | 0 | - | 4.98 | 292,917 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,629 |
| Countries That End in U | 0 | - | 4.95 | 121,362 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,375 |
| Countries that End in O | 0 | - | 4.92 | 160,352 |
| Countries that End in R | 0 | - | 4.87 | 119,263 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,048 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,092 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 184,561 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,134 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,636 |
| Countries That End in Y | 0 | - | 4.91 | 186,158 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,154 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,391 |
| Countries that End in I | 0 | - | 4.94 | 135,406 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,175 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,128 |
| Countries That End in NIA | 0 | - | 4.92 | 110,143 |
| Countries That End in BIA | 0 | - | 4.93 | 149,710 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,907 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,877 |
| Countries That End in RIA | 0 | - | 4.93 | 127,130 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,521 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,887 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,349 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,814 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,368 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,902 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,429 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,592 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 126,030 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,722 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,878 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,574 |
| Countries that End in L | 0 | - | 4.94 | 157,228 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 218,480 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,373 |
| Landlocked Countries | 0 | - | 4.99 | 427,033 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,951,686 |
| Countries with Four Letters | 0 | - | 4.99 | 426,319 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,812 |
| Himalayan Countries | 0 | - | 4.93 | 140,730 |
| Andean Countries | 0 | - | 4.94 | 85,750 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,874 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,421 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,432 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,648 |
| Danube Countries | 0 | - | 4.97 | 72,523 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,751 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,950 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,393 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,856 |
| European Landlocked Countries | 0 | - | 4.99 | 147,714 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,495 |
| Countries with the Most Species | 0 | - | 4.99 | 103,632 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,602 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,805 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,939 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,906 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,662 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,113 |
| Countries in the Alps | 0 | - | 4.87 | 118,937 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,932 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,076 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,045 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,149 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,100 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,368 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,556 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,976 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,499 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,292 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,944 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,818 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,656 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,905 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,999 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,094 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,705 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,263 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,811 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,199 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,429 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,598 |
| Largest Countries By Category | 0 | - | 4.97 | 159,047 |
| Countries by Countries | 0 | - | 4.97 | 63,788 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,400 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,441 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,701 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,339 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,527 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,200 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,810,783 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 140,379 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,459 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,377 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,982 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,224 |
| Island Countries | 0 | - | 4.99 | 712,915 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,880 |
| Northernmost Countries | 0 | - | 4.99 | 364,481 |
| Countries of South America | 0 | - | 5.00 | 933,963 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,044 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,237 |
| Countries with J | 0 | - | 4.55 | 186,386 |
| Countries by Consonants | 0 | - | 4.42 | 78,983 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,342 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,440 |
| Countries with Megacities | 0 | - | 4.99 | 267,712 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,088 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,296 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,427 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,406 |
| Countries by Official Language | 0 | - | 4.95 | 196,173 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,879 |
| Countries in their Native Language | 0 | - | 4.99 | 199,920 |
| Independence from Whom | 0 | - | 4.99 | 213,350 |
| Subdivisions by Country | 0 | - | 4.87 | 50,657 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,622 |
| Megadiverse Countries | 0 | - | 4.96 | 148,262 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,101 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,569 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,787 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,251 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,432 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,912 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,251 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,613 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,149 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,281 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,721 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,469 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,495 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,204 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,626 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,951 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,662 |
| World Map Quiz | 0 | - | 4.81 | 65,897 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,767 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,782 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,706 |
| Countries by Founding Story | 0 | - | 4.95 | 77,895 |
| Countries by Road Signs | 0 | - | 4.98 | 54,429 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,455 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,207 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,677 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,863 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,531 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,639 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,833 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,755 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,919 |
| Widest Countries East to West | 0 | - | 4.92 | 130,819 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,624 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,364 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,550 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,140 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,081 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,591 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,528 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,916 |
| City to Country Quiz #1 | 0 | - | 4.96 | 157,864 |
| City to Country Quiz #3 | 0 | - | 4.88 | 120,146 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,529 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,616 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,277 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,508 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,392 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 226,157 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,304 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,290 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,968 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,870 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,342 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,686 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,876 |
| One Border Countries | 0 | - | 4.98 | 472,443 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,209 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,745 |
| Most Similar Country Names | 0 | - | 4.16 | 46,711 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,419 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,852,170 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,658,413 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,438 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,478 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,790 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,978 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,338 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,700 |
| Countries by National Anthem | 0 | - | 4.92 | 71,430 |
| NATO Countries | 0 | - | 4.98 | 283,887 |
| EU Countries Quiz | 0 | - | 4.99 | 278,753 |
| Recently Independent Countries | 0 | - | 4.98 | 160,481 |
| French-Speaking Countries | 0 | - | 4.85 | 271,840 |
