| Countries with the Most Billionaires | 0 | - | 4.91 | 337,183 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,937,721 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,236 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,212 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,858 |
| Richest Island Countries | 0 | - | 4.85 | 101,304 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,298 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,593 |
| Countries by Oil Consumption | 0 | - | 4.96 | 123,942 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,006 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,308 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,084 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,173 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,271 |
| Landlocked Countries | 0 | - | 4.99 | 426,842 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,890 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,432 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,576 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,909 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,157 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,359 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,809,392 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,977 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,728 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,193 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,928 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,121 |
| Island Countries | 0 | - | 4.99 | 712,848 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,714 |
| Himalayan Countries | 0 | - | 4.93 | 140,630 |
| Andean Countries | 0 | - | 4.94 | 85,706 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,831 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,350 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,386 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,618 |
| Danube Countries | 0 | - | 4.97 | 72,507 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,729 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,929 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,346 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,803 |
| European Landlocked Countries | 0 | - | 4.99 | 147,697 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,455 |
| Countries with the Most Species | 0 | - | 4.99 | 103,620 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,563 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,800 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,933 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,898 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,647 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,097 |
| Countries in the Alps | 0 | - | 4.87 | 118,907 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,875 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,045 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,033 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,125 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,076 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,347 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,520 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,960 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,488 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,277 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,932 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,808 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,629 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,884 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,979 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,062 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,688 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,999 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,020 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,777 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,094 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,370 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,583 |
| Largest Countries By Category | 0 | - | 4.97 | 159,006 |
| Countries by Countries | 0 | - | 4.97 | 63,751 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,861 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,190 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,560,796 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,641 |
| Northernmost Countries | 0 | - | 4.99 | 364,403 |
| Countries of South America | 0 | - | 5.00 | 933,677 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,717 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,638 |
| "Land" Countries | 0 | - | 4.98 | 338,767 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,551 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,092 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,345 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,374 |
| American Junk Food Brands #1 | 0 | - | 3.84 | 61,055 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,357 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,803 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,834 |
| Random Country Shape to Country | 0 | - | 4.90 | 115,692 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,851,510 |
| One Border Countries | 0 | - | 4.98 | 472,352 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 62,064 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,657,464 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,392 |
| Countries with Megacities | 0 | - | 4.99 | 267,594 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,037 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,271 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,376 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,374 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,152 |
| Countries by Official Language | 0 | - | 4.95 | 196,151 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,829 |
| Countries in their Native Language | 0 | - | 4.99 | 199,879 |
| Independence from Whom | 0 | - | 4.99 | 213,294 |
| Subdivisions by Country | 0 | - | 4.87 | 50,647 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,595 |
| Megadiverse Countries | 0 | - | 4.96 | 147,489 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,127,118 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,068 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,563 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,906 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,767 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,243 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,393 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,905 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,222 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,603 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,136 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,687 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,454 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,482 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,195 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,615 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,933 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,772 |
| Random European Flag to Country | 0 | - | 4.90 | 184,360 |
| Random African Flag to Country | 0 | - | 4.87 | 75,692 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 340,105 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,425 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,184 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,646 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,801 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,513 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,623 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,811 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,741 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,888 |
| Widest Countries East to West | 0 | - | 4.92 | 130,798 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,623 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,341 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,545 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,121 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,065 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,571 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,525 |
| Countries with the Most Borders | 0 | - | 4.97 | 390,875 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,915 |
| Countries of Africa | 0 | - | 5.00 | 2,562,899 |
| Countries with Double Letters | 0 | - | 4.96 | 97,441 |
| Countries that End in N | 0 | - | 4.95 | 172,488 |
| Countries with Five Letters | 0 | - | 4.96 | 284,423 |
| Countries with Six Letters | 0 | - | 4.94 | 214,798 |
| Countries with W | 0 | - | 4.96 | 161,186 |
| Countries with Z | 0 | - | 4.98 | 292,818 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,554 |
| Countries That End in U | 0 | - | 4.95 | 121,325 |
| Countries with Four Letters | 0 | - | 4.99 | 426,211 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,312 |
| Countries that End in O | 0 | - | 4.92 | 160,322 |
| Countries that End in R | 0 | - | 4.87 | 119,251 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,020 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,048 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 181,858 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,059 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,453 |
| Countries That End in Y | 0 | - | 4.91 | 186,146 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,001 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,366 |
| Countries that End in I | 0 | - | 4.94 | 135,386 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,061 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,114 |
| Countries That End in NIA | 0 | - | 4.92 | 110,119 |
| Countries That End in BIA | 0 | - | 4.93 | 149,688 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,870 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,847 |
| Countries That End in RIA | 0 | - | 4.93 | 127,112 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,494 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,834 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,316 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,773 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,327 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,879 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,400 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,577 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,694 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,538 |
| Countries that End in L | 0 | - | 4.94 | 157,206 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 218,362 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,368 |
| City to Country Quiz #1 | 0 | - | 4.97 | 157,797 |
| City to Country Quiz #3 | 0 | - | 4.88 | 120,124 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,518 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,584 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,251 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,489 |
