| Countries Farthest From the Sea | 0 | - | 4.98 | 74,969 |
| Countries With No Rivers | 0 | - | 4.96 | 77,092 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,022 |
| Countries with Fjords | 0 | - | 4.94 | 101,276 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,911 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,586 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,837 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,152 |
| North Sea Countries | 0 | - | 4.92 | 87,666 |
| Black Sea Countries | 0 | - | 4.87 | 60,719 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,557 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,652 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,357 |
| Megadiverse Countries | 0 | - | 4.96 | 135,226 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,001 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,746 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,681 |
| African Great Lakes | 0 | - | 4.82 | 66,904 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,205 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,489 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,499 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,993 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,335 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,438 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,989 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,024 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,103 |
| Countries Closest to India | 0 | - | 4.97 | 103,182 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,133 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,256 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,225 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,825,123 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,618 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,596 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,078 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,204 |
| Landlocked Countries | 0 | - | 4.99 | 424,993 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,799,678 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,075 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,517 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,745 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,852 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,861 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,712 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,468 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,291 |
| Island Countries | 0 | - | 4.99 | 712,280 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,872 |
| Himalayan Countries | 0 | - | 4.93 | 139,948 |
| Andean Countries | 0 | - | 4.94 | 85,280 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,436 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,785 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,013 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,305 |
| Danube Countries | 0 | - | 4.97 | 72,309 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,470 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,750 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,962 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,456 |
| European Landlocked Countries | 0 | - | 4.99 | 147,521 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,176 |
| Countries with the Most Species | 0 | - | 4.99 | 103,515 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,305 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,737 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,849 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,783 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,948 |
| Countries in the Alps | 0 | - | 4.87 | 118,671 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,461 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,714 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,913 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,951 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,870 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,181 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,309 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,805 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,365 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,107 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,813 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,689 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,488 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,727 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,823 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,645 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,552 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,673 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,562 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,405 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,968 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,466 |
| Largest Countries By Category | 0 | - | 4.97 | 158,743 |
| Countries by Countries | 0 | - | 4.96 | 63,566 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,018 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,032 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,922 |
| Northernmost Countries | 0 | - | 4.99 | 363,663 |
| Landforms by Country | 0 | - | 4.52 | 52,012 |
| Countries of South America | 0 | - | 5.00 | 931,644 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,056 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,886,941 |
| "Land" Countries | 0 | - | 4.98 | 338,224 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,183 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,087 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,220 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,966 |
| Countries with Megacities | 0 | - | 4.99 | 266,748 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,659 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,004 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,971 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,128 |
| Capitals by River | 0 | - | 4.55 | 48,383 |
| Countries by Official Language | 0 | - | 4.95 | 195,868 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,462 |
| Countries in their Native Language | 0 | - | 4.99 | 199,637 |
| Independence from Whom | 0 | - | 4.99 | 212,902 |
| Subdivisions by Country | 0 | - | 4.87 | 50,588 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,327 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,844 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,502 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,412 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,204 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,320 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,506 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,803 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,021 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,536 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,792 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,238 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,369 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,338 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,406 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,121 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,685 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,658 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,551 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,663 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,641 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,110 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,993 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,482 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,380 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,349 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,462 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,663 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,650 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,482 |
| Widest Countries East to West | 0 | - | 4.92 | 130,388 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,578 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,174 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,489 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,014 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,922 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,408 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,476 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,880 |
| Countries with Double Letters | 0 | - | 4.96 | 96,936 |
| Countries that End in N | 0 | - | 4.94 | 171,807 |
| Countries with Five Letters | 0 | - | 4.96 | 283,572 |
| Countries with Six Letters | 0 | - | 4.94 | 214,303 |
| Countries with W | 0 | - | 4.96 | 160,844 |
| Countries with Z | 0 | - | 4.98 | 292,277 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,200 |
| Countries That End in U | 0 | - | 4.95 | 121,126 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,000 |
| Countries that End in O | 0 | - | 4.92 | 159,924 |
| Countries that End in R | 0 | - | 4.87 | 119,141 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,898 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,724 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,075 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,767 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,700 |
| Countries That End in Y | 0 | - | 4.91 | 186,058 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,375 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,202 |
| Countries that End in I | 0 | - | 4.94 | 135,277 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,535 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,017 |
| Countries That End in NIA | 0 | - | 4.92 | 110,009 |
| Countries That End in BIA | 0 | - | 4.93 | 149,529 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,457 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,717 |
| Countries That End in RIA | 0 | - | 4.93 | 127,021 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,325 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,430 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,090 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,533 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,104 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,771 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,280 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,524 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,615 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,342 |
| Countries that End in L | 0 | - | 4.94 | 157,076 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 217,750 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,333 |
| City to Country Quiz #1 | 0 | - | 4.97 | 157,324 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,870 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,388 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,326 |
