| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,904 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,684 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,035 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,417 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,944 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,737 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,626 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,785 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,686 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,776 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,656 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,560 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,270,491 |
| Countries with Glaciers | 0 | - | 4.97 | 104,976 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,624 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,350 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,762 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,503 |
| Landlocked Countries | 0 | - | 4.99 | 418,030 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,751,045 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,332 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 105,383 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,490 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,020 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,942 |
| Orthodox Countries | 0 | - | 4.92 | 131,169 |
| Monarchies of Europe | 0 | - | 4.90 | 97,863 |
| Monarchies of Asia | 0 | - | 4.97 | 70,921 |
| Asian Country Superlatives | 0 | - | 4.85 | 80,741 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,354 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,582 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,602 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,158 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,694 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,199 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,164 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,359 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,620 |
| Island Countries | 0 | - | 4.99 | 709,369 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,542 |
| Himalayan Countries | 0 | - | 4.94 | 137,032 |
| Andean Countries | 0 | - | 4.95 | 83,734 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,981 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,353 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,656 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,228 |
| Danube Countries | 0 | - | 4.97 | 71,565 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,415 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,975 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,484 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,535 |
| European Landlocked Countries | 0 | - | 4.99 | 146,671 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,999 |
| Countries with the Most Species | 0 | - | 4.99 | 102,733 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,133 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,388 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,554 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,249 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,918 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,300 |
| Countries in the Alps | 0 | - | 4.87 | 117,549 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,039 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,191 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,356 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,889 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,996 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,384 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,163 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,110 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,915 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,476 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,433 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,295 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,851 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,121 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,144 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,996 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,994 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,519 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,404 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,873 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,000 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,928 |
| Largest Countries By Category | 0 | - | 4.97 | 157,500 |
| Countries by Countries | 0 | - | 4.96 | 62,756 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,693 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,241 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,044 |
| Northernmost Countries | 0 | - | 4.99 | 360,069 |
| Countries of South America | 0 | - | 5.00 | 921,788 |
| Countries of Oceania | 0 | - | 5.00 | 1,049,582 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,863,624 |
| "Land" Countries | 0 | - | 4.98 | 335,570 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,096 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,042 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,398 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,712 |
| Countries with Megacities | 0 | - | 4.99 | 249,832 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,543 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,802 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,870 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,791 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,560 |
| Countries by Official Language | 0 | - | 4.95 | 194,465 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,291 |
| Countries in their Native Language | 0 | - | 4.99 | 198,030 |
| Independence from Whom | 0 | - | 4.99 | 211,143 |
| Subdivisions by Country | 0 | - | 4.86 | 50,252 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,573 |
| Countries in World War I | 0 | - | 4.88 | 227,715 |
| Megadiverse Countries | 0 | - | 4.96 | 134,703 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,581 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,162 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,146 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,410 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,702 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,989 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,617 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,317 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,839 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,756 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,448 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,159 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,933 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,675 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,663 |
| Hindu Countries | 0 | - | 4.86 | 49,950 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,897 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,731 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,382 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,066 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,939 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,319 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,830 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,550 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,084 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,434 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,604 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,749 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,216 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,216 |
| Widest Countries East to West | 0 | - | 4.92 | 129,281 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,367 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,841 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,970 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,450 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,126 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,474 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,198 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,707 |
| Countries with Double Letters | 0 | - | 4.97 | 94,916 |
| Countries that End in N | 0 | - | 4.95 | 169,525 |
| Countries with Five Letters | 0 | - | 4.96 | 278,594 |
| Countries with Six Letters | 0 | - | 4.94 | 212,259 |
| Countries with W | 0 | - | 4.97 | 159,391 |
| Countries with Z | 0 | - | 4.98 | 289,599 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,590 |
| Countries That End in U | 0 | - | 4.95 | 120,347 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,604 |
| Countries that End in O | 0 | - | 4.92 | 159,143 |
| Countries that End in R | 0 | - | 4.87 | 118,681 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,467 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,177 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,010 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,005 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,591 |
| Countries That End in Y | 0 | - | 4.90 | 185,603 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,100 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,319 |
| Countries that End in I | 0 | - | 4.94 | 134,820 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,945 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,529 |
| Countries That End in NIA | 0 | - | 4.92 | 109,450 |
| Countries That End in BIA | 0 | - | 4.93 | 148,758 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,621 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,977 |
| Countries That End in RIA | 0 | - | 4.93 | 126,459 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,552 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,471 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,105 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,445 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,012 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,265 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,596 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,151 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,155 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,425 |
| Countries that End in L | 0 | - | 4.94 | 156,476 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,641 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,139 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,790 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,665 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,714 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,595 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,024 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,531 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,000 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,475 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,488 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,916 |
