| "Land" Countries | 0 | - | 4.98 | 333,415 |
| Countries with Double Letters | 0 | - | 4.97 | 93,216 |
| Countries that End in N | 0 | - | 4.94 | 156,284 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,487 |
| Countries with Six Letters | 0 | - | 4.93 | 210,189 |
| Countries with W | 0 | - | 4.97 | 158,097 |
| Countries with Z | 0 | - | 4.98 | 287,391 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,429 |
| Countries That End in U | 0 | - | 4.95 | 119,447 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,344 |
| Countries that End in O | 0 | - | 4.92 | 158,475 |
| Countries that End in R | 0 | - | 4.86 | 118,203 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,810 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,858 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,182 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,379 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,568 |
| Countries That End in Y | 0 | - | 4.90 | 185,152 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,176 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,545 |
| Countries that End in I | 0 | - | 4.94 | 134,306 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,017 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,142 |
| Countries That End in NIA | 0 | - | 4.92 | 108,931 |
| Countries That End in BIA | 0 | - | 4.92 | 147,610 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 165,971 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,406 |
| Countries That End in RIA | 0 | - | 4.93 | 126,011 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 109,918 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 224,975 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,430 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,806 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,241 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 73,869 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,026 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,549 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,390 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,767 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,013 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,685 |
| Countries that End in L | 0 | - | 4.94 | 155,638 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 210,668 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 84,965 |
| Landlocked Countries | 0 | - | 4.99 | 412,887 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,852,193 |
| Countries with Four Letters | 0 | - | 4.99 | 418,045 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,235 |
| Himalayan Countries | 0 | - | 4.95 | 135,056 |
| Andean Countries | 0 | - | 4.94 | 82,665 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,082 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,995 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,761 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,466 |
| Danube Countries | 0 | - | 4.97 | 71,002 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,636 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,456 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,292 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,197 |
| European Landlocked Countries | 0 | - | 4.99 | 145,668 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,053 |
| Countries with the Most Species | 0 | - | 4.99 | 95,187 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,195 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,174 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,334 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,908 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,511 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,868 |
| Countries in the Alps | 0 | - | 4.87 | 116,683 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,471 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,083 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,942 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,326 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,069 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,938 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,473 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,683 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,608 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,970 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,166 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,998 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,364 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,672 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,676 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,863 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,569 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,200 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,668 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,838 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,375 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,542 |
| Largest Countries By Category | 0 | - | 4.97 | 156,617 |
| Countries by Countries | 0 | - | 4.96 | 62,168 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,215 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,934 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,306 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,391 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,006 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,653 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,867 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,814 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,481 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,022 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,833 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,000 |
| Island Countries | 0 | - | 4.99 | 707,240 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,351 |
| Northernmost Countries | 0 | - | 4.99 | 357,252 |
| Countries of South America | 0 | - | 5.00 | 913,395 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,632 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,202 |
| Countries with J | 0 | - | 4.54 | 184,173 |
| Countries by Consonants | 0 | - | 4.42 | 78,175 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,057 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,857 |
| Countries with Megacities | 0 | - | 4.99 | 246,188 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,780 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,733 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,248 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,670 |
| Countries by Official Language | 0 | - | 4.95 | 192,586 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,869 |
| Countries in their Native Language | 0 | - | 4.99 | 196,470 |
| Independence from Whom | 0 | - | 4.99 | 209,463 |
| Subdivisions by Country | 0 | - | 4.86 | 50,034 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,584 |
| Megadiverse Countries | 0 | - | 4.97 | 133,831 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,650 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,876 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,373 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,836 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,546 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,938 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,592 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,059 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,178 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,715 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,377 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,362 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,427 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,445 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,606 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,978 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,342 |
| World Map Quiz | 0 | - | 4.81 | 63,356 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,214 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,221 |
| Countries by Founding Story | 0 | - | 4.95 | 76,445 |
| Countries by Road Signs | 0 | - | 4.98 | 52,977 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,154 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,877 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,853 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,508 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,766 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,962 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,172 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,877 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,252 |
| Widest Countries East to West | 0 | - | 4.92 | 128,520 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,191 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,076 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,520 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,624 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,517 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,947 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,031 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,552 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,456 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,224 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,367 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 246,209 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 198,943 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 125,829 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,051 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 223,245 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,434 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,565 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,143 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,390 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,257 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,489 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,063 |
| One Border Countries | 0 | - | 4.98 | 463,578 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,369 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 24,579 |
| Most Similar Country Names | 0 | - | 4.16 | 46,270 |
| Longest Country Name A-Z | 0 | - | 4.33 | 41,696 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,797,405 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,583,554 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,722 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,689 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,749 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,399 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,489 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,148 |
| Countries by National Anthem | 0 | - | 4.92 | 70,999 |
| NATO Countries | 0 | - | 4.98 | 275,112 |
| EU Countries Quiz | 0 | - | 4.99 | 269,428 |
| Recently Independent Countries | 0 | - | 4.98 | 157,863 |
| French-Speaking Countries | 0 | - | 4.85 | 268,614 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,332 |
