| Countries with the Most Billionaires | 0 | - | 4.90 | 332,844 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,913,200 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,735 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,123 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,074 |
| Richest Island Countries | 0 | - | 4.84 | 99,507 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,160 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,485 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,546 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,637 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,078 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,932 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,709 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,898 |
| Landlocked Countries | 0 | - | 4.99 | 413,522 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,252 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,361 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,239 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,082 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,836 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,321 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,941 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,247 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,087 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,811 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,092 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,806 |
| Island Countries | 0 | - | 4.99 | 707,585 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,555 |
| Himalayan Countries | 0 | - | 4.95 | 135,328 |
| Andean Countries | 0 | - | 4.94 | 82,810 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,205 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,183 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,884 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,590 |
| Danube Countries | 0 | - | 4.97 | 71,071 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,750 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,530 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,456 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,376 |
| European Landlocked Countries | 0 | - | 4.99 | 145,743 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,189 |
| Countries with the Most Species | 0 | - | 4.99 | 95,238 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,327 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,951 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,571 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,944 |
| Countries in the Alps | 0 | - | 4.86 | 116,806 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,552 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,244 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,997 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,413 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,153 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,993 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,562 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,743 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,249 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,043 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,038 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,448 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,732 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,744 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,046 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,633 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,827 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,252 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,762 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,235 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,654 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,598 |
| Largest Countries By Category | 0 | - | 4.97 | 156,745 |
| Countries by Countries | 0 | - | 4.96 | 62,249 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,099 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,758 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,535,974 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,355 |
| Northernmost Countries | 0 | - | 4.99 | 357,688 |
| Countries of South America | 0 | - | 5.00 | 914,581 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,273 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,048 |
| "Land" Countries | 0 | - | 4.98 | 333,628 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,094 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,172 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,143 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,105 |
| American Junk Food Brands #1 | 0 | - | 3.84 | 60,811 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,944 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,590 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,334 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,057 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,800,755 |
| One Border Countries | 0 | - | 4.98 | 464,337 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,954 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,587,649 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,148 |
| Countries with Megacities | 0 | - | 4.99 | 246,815 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,069 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,942 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,492 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,827 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,494 |
| Countries by Official Language | 0 | - | 4.95 | 192,757 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,104 |
| Countries in their Native Language | 0 | - | 4.99 | 196,624 |
| Independence from Whom | 0 | - | 4.99 | 209,665 |
| Subdivisions by Country | 0 | - | 4.86 | 50,063 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,731 |
| Megadiverse Countries | 0 | - | 4.97 | 133,894 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,875 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,787 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,747 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,425 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,857 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,645 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,992 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,933 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,138 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,209 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,739 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,557 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,408 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,487 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,497 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,668 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,019 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,319 |
| Random European Flag to Country | 0 | - | 4.89 | 180,882 |
| Random African Flag to Country | 0 | - | 4.87 | 74,215 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 334,192 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,331 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,979 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,940 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,731 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,846 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,053 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,268 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,940 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,332 |
| Widest Countries East to West | 0 | - | 4.92 | 128,600 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,215 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,198 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,562 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,682 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,621 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,032 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,050 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,695 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,578 |
| Countries of Africa | 0 | - | 5.00 | 2,507,664 |
| Countries with Double Letters | 0 | - | 4.97 | 93,374 |
| Countries that End in N | 0 | - | 4.94 | 156,748 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,669 |
| Countries with Six Letters | 0 | - | 4.93 | 210,342 |
| Countries with W | 0 | - | 4.97 | 158,215 |
| Countries with Z | 0 | - | 4.98 | 287,859 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,539 |
| Countries That End in U | 0 | - | 4.95 | 119,511 |
| Countries with Four Letters | 0 | - | 4.99 | 418,496 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,529 |
| Countries that End in O | 0 | - | 4.92 | 158,548 |
| Countries that End in R | 0 | - | 4.87 | 118,270 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,856 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,001 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,313 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,483 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,002 |
| Countries That End in Y | 0 | - | 4.90 | 185,197 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,358 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,677 |
| Countries that End in I | 0 | - | 4.94 | 134,407 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,182 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,190 |
| Countries That End in NIA | 0 | - | 4.92 | 109,003 |
| Countries That End in BIA | 0 | - | 4.92 | 147,707 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,053 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,478 |
| Countries That End in RIA | 0 | - | 4.93 | 126,072 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 109,997 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,170 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,513 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,883 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,349 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 73,926 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,112 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,637 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,810 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,802 |
| Countries that End in L | 0 | - | 4.94 | 155,716 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 211,148 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 84,987 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,507 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,287 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,421 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 246,914 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,075 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 125,910 |
