| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,908 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,143 |
| Countries With No Rivers | 0 | - | 4.96 | 76,133 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,452 |
| Countries with Fjords | 0 | - | 4.93 | 100,351 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,350 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,631 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,380 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,787 |
| North Sea Countries | 0 | - | 4.92 | 86,702 |
| Black Sea Countries | 0 | - | 4.87 | 60,384 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,091 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,168 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,999 |
| Megadiverse Countries | 0 | - | 4.96 | 134,452 |
| African Great Lakes | 0 | - | 4.82 | 65,500 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,897 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,541 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,609 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,006 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,239 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,059,341 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,367 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,638 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,034 |
| Landlocked Countries | 0 | - | 4.99 | 415,378 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,731,069 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,595 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,758 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,315 |
| European Countries with One Border | 0 | - | 4.97 | 181,911 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,815 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,848 |
| Biggest City by River | 0 | - | 4.41 | 52,724 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,362 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,807 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,806 |
| Island Countries | 0 | - | 4.99 | 708,330 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,308 |
| Himalayan Countries | 0 | - | 4.95 | 135,982 |
| Andean Countries | 0 | - | 4.94 | 83,172 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,496 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,634 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,186 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,832 |
| Danube Countries | 0 | - | 4.97 | 71,269 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,002 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,714 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,872 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,819 |
| European Landlocked Countries | 0 | - | 4.99 | 145,967 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,524 |
| Countries with the Most Species | 0 | - | 4.99 | 95,348 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,651 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,270 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,440 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,068 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,718 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,076 |
| Countries in the Alps | 0 | - | 4.86 | 117,126 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,762 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,598 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,160 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,592 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,380 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,141 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,803 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,898 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,694 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,208 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,274 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,139 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,621 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,880 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,890 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,464 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,800 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,350 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,036 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,282 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,200 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,733 |
| Largest Countries By Category | 0 | - | 4.97 | 157,032 |
| Countries by Countries | 0 | - | 4.96 | 62,445 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,131 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,948 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,737 |
| Northernmost Countries | 0 | - | 4.99 | 358,701 |
| Landforms by Country | 0 | - | 4.52 | 51,929 |
| Countries of South America | 0 | - | 5.00 | 917,849 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,244 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,416 |
| "Land" Countries | 0 | - | 4.98 | 334,104 |
| Countries That Border Russia | 0 | - | 4.98 | 459,863 |
| Countries Bordering France | 0 | - | 4.83 | 400,617 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,623 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,953 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,997 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,509 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,631 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,238 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,785 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,177 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,971 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,391 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,910 |
| Countries with Megacities | 0 | - | 4.99 | 248,202 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,803 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,358 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,185 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,300 |
| Capitals by River | 0 | - | 4.55 | 48,256 |
| Countries by Official Language | 0 | - | 4.95 | 193,189 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,730 |
| Countries in their Native Language | 0 | - | 4.99 | 197,029 |
| Independence from Whom | 0 | - | 4.99 | 210,166 |
| Subdivisions by Country | 0 | - | 4.86 | 50,150 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,067 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,190 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,014 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,547 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,907 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,866 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,883 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,129 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,330 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,450 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,302 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,787 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,929 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,521 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,624 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,584 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,797 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,123 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,585 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,787 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,520 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,245 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,349 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,115 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,316 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,507 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,079 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,532 |
| Widest Countries East to West | 0 | - | 4.92 | 129,028 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,286 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,490 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,657 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,866 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,834 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,233 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,694 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,642 |
| Countries with Double Letters | 0 | - | 4.96 | 93,697 |
| Countries that End in N | 0 | - | 4.94 | 157,154 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,049 |
| Countries with Six Letters | 0 | - | 4.93 | 210,723 |
| Countries with W | 0 | - | 4.97 | 158,429 |
| Countries with Z | 0 | - | 4.98 | 288,261 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,772 |
| Countries That End in U | 0 | - | 4.95 | 119,618 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,888 |
| Countries that End in O | 0 | - | 4.92 | 158,663 |
| Countries that End in R | 0 | - | 4.87 | 118,379 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,938 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,429 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,569 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,659 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,207 |
| Countries That End in Y | 0 | - | 4.90 | 185,292 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,630 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,907 |
| Countries that End in I | 0 | - | 4.94 | 134,546 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,485 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,305 |
| Countries That End in NIA | 0 | - | 4.92 | 109,126 |
| Countries That End in BIA | 0 | - | 4.92 | 147,858 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,270 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,637 |
| Countries That End in RIA | 0 | - | 4.93 | 126,203 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,188 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,749 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,693 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,042 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,593 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,031 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,288 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,805 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,901 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,000 |
| Countries that End in L | 0 | - | 4.94 | 156,163 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 212,185 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,022 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,628 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,464 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,534 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,003 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,643 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 141,770 |
