| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,051 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,644 |
| Countries With No Rivers | 0 | - | 4.96 | 77,223 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,204 |
| Countries with Fjords | 0 | - | 4.94 | 101,508 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,047 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 414,292 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,889 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,211 |
| North Sea Countries | 0 | - | 4.92 | 87,751 |
| Black Sea Countries | 0 | - | 4.87 | 60,779 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,638 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,729 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,407 |
| Megadiverse Countries | 0 | - | 4.96 | 146,913 |
| African Great Lakes | 0 | - | 4.82 | 67,057 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,674 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,797 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,749 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,783 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,730 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,932,340 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,678 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,744 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,611 |
| Landlocked Countries | 0 | - | 4.99 | 426,750 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,808,936 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,027 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,237 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,698 |
| European Countries with One Border | 0 | - | 4.97 | 183,934 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,648 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,917 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,139 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,758 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,906 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,079 |
| Island Countries | 0 | - | 4.99 | 712,816 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,670 |
| Himalayan Countries | 0 | - | 4.93 | 140,603 |
| Andean Countries | 0 | - | 4.94 | 85,678 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,812 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,310 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,370 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,594 |
| Danube Countries | 0 | - | 4.97 | 72,497 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,716 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,918 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,323 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,776 |
| European Landlocked Countries | 0 | - | 4.99 | 147,686 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,440 |
| Countries with the Most Species | 0 | - | 4.99 | 103,614 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,551 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,797 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,927 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,893 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,636 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,089 |
| Countries in the Alps | 0 | - | 4.87 | 118,892 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,844 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,031 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,026 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,117 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,062 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,339 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,505 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,950 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,481 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,264 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,928 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,802 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,627 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,870 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,972 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,046 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,677 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,887 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,772 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,038 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,349 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,575 |
| Largest Countries By Category | 0 | - | 4.97 | 158,983 |
| Countries by Countries | 0 | - | 4.97 | 63,735 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,686 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,180 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,554 |
| Northernmost Countries | 0 | - | 4.99 | 364,355 |
| Landforms by Country | 0 | - | 4.52 | 52,027 |
| Countries of South America | 0 | - | 5.00 | 933,601 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,599 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,390 |
| "Land" Countries | 0 | - | 4.98 | 338,685 |
| Countries That Border Russia | 0 | - | 4.98 | 464,699 |
| Countries Bordering France | 0 | - | 4.83 | 405,142 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,053 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,220 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,642 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,970 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,504 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,345 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,656 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,724 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,226 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,773 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,372 |
| Countries with Megacities | 0 | - | 4.99 | 267,550 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,027 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,258 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,359 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,361 |
| Capitals by River | 0 | - | 4.55 | 48,395 |
| Countries by Official Language | 0 | - | 4.95 | 196,137 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,815 |
| Countries in their Native Language | 0 | - | 4.99 | 199,866 |
| Independence from Whom | 0 | - | 4.99 | 213,277 |
| Subdivisions by Country | 0 | - | 4.87 | 50,645 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,581 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,056 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,561 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,762 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,243 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,385 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,376 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,899 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,208 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,600 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,131 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,279 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,673 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,447 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,475 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,189 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,612 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,929 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,769 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,410 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,172 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,638 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,772 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,499 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,615 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,803 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,737 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,872 |
| Widest Countries East to West | 0 | - | 4.92 | 130,790 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,620 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,327 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,542 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,113 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,063 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,557 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,522 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,912 |
| Countries with Double Letters | 0 | - | 4.96 | 97,366 |
| Countries that End in N | 0 | - | 4.95 | 172,435 |
| Countries with Five Letters | 0 | - | 4.96 | 284,355 |
| Countries with Six Letters | 0 | - | 4.94 | 214,745 |
| Countries with W | 0 | - | 4.96 | 161,145 |
| Countries with Z | 0 | - | 4.98 | 292,748 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,502 |
| Countries That End in U | 0 | - | 4.95 | 121,302 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,280 |
| Countries that End in O | 0 | - | 4.92 | 160,301 |
| Countries that End in R | 0 | - | 4.87 | 119,239 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,009 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,017 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 179,379 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,006 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,266 |
| Countries That End in Y | 0 | - | 4.91 | 186,137 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,862 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,352 |
| Countries that End in I | 0 | - | 4.94 | 135,374 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,951 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,107 |
| Countries That End in NIA | 0 | - | 4.92 | 110,114 |
| Countries That End in BIA | 0 | - | 4.93 | 149,675 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,855 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,842 |
| Countries That End in RIA | 0 | - | 4.93 | 127,107 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,483 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,808 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,300 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,759 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,312 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,865 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,389 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,571 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,689 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,524 |
| Countries that End in L | 0 | - | 4.94 | 157,197 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 218,321 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,367 |
| City to Country Quiz #1 | 0 | - | 4.97 | 157,723 |
| City to Country Quiz #3 | 0 | - | 4.88 | 120,094 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,513 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,574 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,238 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,484 |
