| "Land" Countries | 0 | - | 4.98 | 335,501 |
| Countries with Double Letters | 0 | - | 4.97 | 94,837 |
| Countries that End in N | 0 | - | 4.95 | 169,366 |
| Countries with Five Letters | 0 | - | 4.96 | 277,658 |
| Countries with Six Letters | 0 | - | 4.94 | 212,191 |
| Countries with W | 0 | - | 4.97 | 159,331 |
| Countries with Z | 0 | - | 4.98 | 289,534 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,536 |
| Countries That End in U | 0 | - | 4.95 | 120,310 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,548 |
| Countries that End in O | 0 | - | 4.92 | 159,121 |
| Countries that End in R | 0 | - | 4.87 | 118,667 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,448 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,122 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,979 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,984 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,576 |
| Countries That End in Y | 0 | - | 4.90 | 185,585 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,071 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,291 |
| Countries that End in I | 0 | - | 4.94 | 134,799 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,916 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,514 |
| Countries That End in NIA | 0 | - | 4.92 | 109,432 |
| Countries That End in BIA | 0 | - | 4.93 | 148,734 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,598 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,949 |
| Countries That End in RIA | 0 | - | 4.93 | 126,443 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,537 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,419 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,074 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,412 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,995 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,257 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,585 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,124 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,026 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,137 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,712 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,394 |
| Countries that End in L | 0 | - | 4.94 | 156,461 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,564 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,132 |
| Landlocked Countries | 0 | - | 4.99 | 417,843 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,255,207 |
| Countries with Four Letters | 0 | - | 4.99 | 421,076 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,460 |
| Himalayan Countries | 0 | - | 4.94 | 136,957 |
| Andean Countries | 0 | - | 4.95 | 83,706 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,948 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,295 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,625 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,202 |
| Danube Countries | 0 | - | 4.97 | 71,544 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,382 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,955 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,439 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,496 |
| European Landlocked Countries | 0 | - | 4.99 | 146,482 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,970 |
| Countries with the Most Species | 0 | - | 4.99 | 102,667 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,102 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,382 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,552 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,237 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,901 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,278 |
| Countries in the Alps | 0 | - | 4.86 | 117,518 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,020 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,150 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,346 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,865 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,966 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,371 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,137 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,095 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,897 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,447 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,426 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,278 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,839 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,105 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,123 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,969 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,984 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,509 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,386 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,746 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,940 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,915 |
| Largest Countries By Category | 0 | - | 4.97 | 157,463 |
| Countries by Countries | 0 | - | 4.96 | 62,736 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,055 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,124 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,448 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,540 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,216 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,749,613 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,388 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,564 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,018 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,297 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,530 |
| Island Countries | 0 | - | 4.99 | 709,311 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,837 |
| Northernmost Countries | 0 | - | 4.99 | 359,979 |
| Countries of South America | 0 | - | 5.00 | 921,475 |
| Countries of Oceania | 0 | - | 5.00 | 1,049,255 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,862,889 |
| Countries with J | 0 | - | 4.54 | 184,772 |
| Countries by Consonants | 0 | - | 4.42 | 78,468 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,290 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,657 |
| Countries with Megacities | 0 | - | 4.99 | 249,725 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,498 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,769 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,828 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,744 |
| Countries by Official Language | 0 | - | 4.95 | 194,434 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,255 |
| Countries in their Native Language | 0 | - | 4.99 | 197,998 |
| Independence from Whom | 0 | - | 4.99 | 211,102 |
| Subdivisions by Country | 0 | - | 4.86 | 50,248 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,542 |
| Megadiverse Countries | 0 | - | 4.96 | 134,690 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,121 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,142 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,695 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,985 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,582 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,306 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,802 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,728 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,442 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,893 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,616 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,653 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,832 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,723 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,010 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,275 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,900 |
| World Map Quiz | 0 | - | 4.81 | 64,333 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,028 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,907 |
| Countries by Founding Story | 0 | - | 4.95 | 76,978 |
| Countries by Road Signs | 0 | - | 4.98 | 53,551 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,290 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,807 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,531 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,038 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,411 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,586 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,740 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,208 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,198 |
| Widest Countries East to West | 0 | - | 4.92 | 129,260 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,357 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,816 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,964 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,436 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,103 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,458 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,183 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,706 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,785 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,652 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,703 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,541 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,986 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,502 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,961 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,433 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,354 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,904 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,331 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,567 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,591 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,751 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,336 |
| One Border Countries | 0 | - | 4.98 | 467,128 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,409 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,209 |
| Most Similar Country Names | 0 | - | 4.16 | 46,432 |
| Longest Country Name A-Z | 0 | - | 4.33 | 41,985 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,818,546 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,082 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,420 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,158 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,526 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,179 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,233 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,798 |
| Countries by National Anthem | 0 | - | 4.92 | 71,157 |
| NATO Countries | 0 | - | 4.98 | 278,787 |
| EU Countries Quiz | 0 | - | 4.99 | 272,378 |
| Recently Independent Countries | 0 | - | 4.98 | 158,748 |
| French-Speaking Countries | 0 | - | 4.85 | 270,031 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,717 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,287 |
