| "Land" Countries | 0 | - | 4.98 | 336,951 |
| Countries with Double Letters | 0 | - | 4.97 | 95,888 |
| Countries that End in N | 0 | - | 4.95 | 170,809 |
| Countries with Five Letters | 0 | - | 4.96 | 281,908 |
| Countries with Six Letters | 0 | - | 4.94 | 213,232 |
| Countries with W | 0 | - | 4.97 | 160,085 |
| Countries with Z | 0 | - | 4.98 | 291,086 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,441 |
| Countries That End in U | 0 | - | 4.95 | 120,711 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,215 |
| Countries that End in O | 0 | - | 4.92 | 159,418 |
| Countries that End in R | 0 | - | 4.87 | 118,884 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,653 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,821 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,503 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,348 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,169 |
| Countries That End in Y | 0 | - | 4.91 | 185,798 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,698 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,706 |
| Countries that End in I | 0 | - | 4.94 | 135,021 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,873 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,741 |
| Countries That End in NIA | 0 | - | 4.92 | 109,688 |
| Countries That End in BIA | 0 | - | 4.93 | 149,072 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,966 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,290 |
| Countries That End in RIA | 0 | - | 4.93 | 126,724 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,882 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,277 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,516 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,921 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,490 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,495 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,902 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,406 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,398 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,347 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,132 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,824 |
| Countries that End in L | 0 | - | 4.94 | 156,730 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,094 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,228 |
| Landlocked Countries | 0 | - | 4.99 | 420,944 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,495,930 |
| Countries with Four Letters | 0 | - | 4.99 | 422,745 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,965 |
| Himalayan Countries | 0 | - | 4.95 | 138,275 |
| Andean Countries | 0 | - | 4.95 | 84,355 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,580 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,483 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,200 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,617 |
| Danube Countries | 0 | - | 4.97 | 71,886 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,860 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,282 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,078 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,542 |
| European Landlocked Countries | 0 | - | 4.99 | 147,019 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,451 |
| Countries with the Most Species | 0 | - | 4.99 | 103,136 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,594 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,532 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,672 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,467 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,147 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,549 |
| Countries in the Alps | 0 | - | 4.87 | 118,028 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,222 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,814 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,572 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,499 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,370 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,866 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,530 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,389 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,107 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,734 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,581 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,439 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,109 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,378 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,407 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,649 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,207 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,718 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,871 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,413 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,802 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,138 |
| Largest Countries By Category | 0 | - | 4.97 | 158,002 |
| Countries by Countries | 0 | - | 4.96 | 63,072 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,527 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,234 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,528 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,212 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,866 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,558 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,775 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,663 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,947 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,662 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,187 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,542 |
| Island Countries | 0 | - | 4.99 | 710,601 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,473 |
| Northernmost Countries | 0 | - | 4.99 | 361,460 |
| Countries of South America | 0 | - | 5.00 | 925,719 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,891 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,427 |
| Countries with J | 0 | - | 4.55 | 185,183 |
| Countries by Consonants | 0 | - | 4.42 | 78,647 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,909 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,611 |
| Countries with Megacities | 0 | - | 4.99 | 263,793 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,458 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,318 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,724 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,363 |
| Countries by Official Language | 0 | - | 4.95 | 195,029 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,085 |
| Countries in their Native Language | 0 | - | 4.99 | 198,536 |
| Independence from Whom | 0 | - | 4.99 | 211,833 |
| Subdivisions by Country | 0 | - | 4.86 | 50,382 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,416 |
| Megadiverse Countries | 0 | - | 4.96 | 134,921 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,888 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,285 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,868 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,072 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,975 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,515 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,305 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,966 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,590 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,048 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,449 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,813 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,126 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,904 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,281 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,435 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,852 |
| World Map Quiz | 0 | - | 4.81 | 64,937 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,647 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,237 |
| Countries by Founding Story | 0 | - | 4.95 | 77,267 |
| Countries by Road Signs | 0 | - | 4.98 | 53,875 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,874 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,147 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,873 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,908 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,783 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,913 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,210 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,386 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,486 |
| Widest Countries East to West | 0 | - | 4.92 | 129,557 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,424 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,240 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,080 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,677 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,460 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,747 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,330 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,775 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,942 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,877 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,910 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,528 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,491 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,878 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,402 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,157 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,768 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,037 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,660 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,790 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,434 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,503 |
| One Border Countries | 0 | - | 4.98 | 468,872 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,739 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,406 |
| Most Similar Country Names | 0 | - | 4.16 | 46,520 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,155 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,830,572 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,626,232 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,768 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,931 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,979 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,441 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,595 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,117 |
| Countries by National Anthem | 0 | - | 4.93 | 71,257 |
| NATO Countries | 0 | - | 4.98 | 280,720 |
| EU Countries Quiz | 0 | - | 4.99 | 274,599 |
| Recently Independent Countries | 0 | - | 4.98 | 159,324 |
| French-Speaking Countries | 0 | - | 4.85 | 270,620 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,853 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,183 |
