| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,538 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,088 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,344 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,882 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,430 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,566 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,905 |
| Companies by Country | 0 | - | 4.61 | 120,489 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,370 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,115 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,934,679 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,606 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,173 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,837 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,233 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,208 |
| Countries by Emojis | 0 | - | 4.99 | 242,692 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,665 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,261 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,848 |
| Landlocked Countries | 0 | - | 4.99 | 426,795 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,809,160 |
| Top 10 Richest Countries in Asia | 0 | - | 4.69 | 106,718 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,249 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,432 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,513 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,203 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,728 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,541 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,150 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,992 |
| Orthodox Countries | 0 | - | 4.92 | 132,885 |
| Richest Island Countries | 0 | - | 4.85 | 101,297 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,617 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,818 |
| Battle to Country | 0 | - | 4.91 | 54,052 |
| Monarchies of Europe | 0 | - | 4.90 | 98,971 |
| Monarchies of Asia | 0 | - | 4.97 | 71,564 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,324 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,287 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,586 |
| Countries by Oil Consumption | 0 | - | 4.96 | 123,771 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,002 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,278 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,078 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,173 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,596 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,630 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,263 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,580 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,123 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,168 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,373 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,915 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,103 |
| Island Countries | 0 | - | 4.99 | 712,832 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,687 |
| Himalayan Countries | 0 | - | 4.93 | 140,617 |
| Andean Countries | 0 | - | 4.94 | 85,690 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,822 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,326 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,376 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,607 |
| Danube Countries | 0 | - | 4.97 | 72,498 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,720 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,921 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,335 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,785 |
| European Landlocked Countries | 0 | - | 4.99 | 147,690 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,447 |
| Countries with the Most Species | 0 | - | 4.99 | 103,617 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,554 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,799 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,929 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,893 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,641 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,093 |
| Countries in the Alps | 0 | - | 4.87 | 118,897 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,859 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,034 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,029 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,119 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,067 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,342 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,509 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,953 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,484 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,269 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,929 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,805 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,628 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,877 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,976 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,057 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,680 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,947 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,773 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,059 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,360 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,580 |
| Largest Countries By Category | 0 | - | 4.97 | 158,991 |
| Countries by Countries | 0 | - | 4.97 | 63,744 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,746 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,153 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,353 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,816 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,368 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,435 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,696 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,183 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,597 |
| Northernmost Countries | 0 | - | 4.99 | 364,372 |
| Countries of South America | 0 | - | 5.00 | 933,641 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,648 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,528 |
| "Land" Countries | 0 | - | 4.98 | 338,722 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,002 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,888 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,792 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,973 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,668 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,726 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,031 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,877 |
| Name a Valid African Country | 0 | - | 4.98 | 155,154 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,165 |
| Political Movements by Country | 0 | - | 4.46 | 72,798 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,289 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,789 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,379 |
| Countries with Megacities | 0 | - | 4.99 | 267,564 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,032 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,261 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,366 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,364 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,537 |
| Countries by Official Language | 0 | - | 4.95 | 196,145 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,817 |
| Countries in their Native Language | 0 | - | 4.99 | 199,873 |
| Independence from Whom | 0 | - | 4.99 | 213,286 |
| Subdivisions by Country | 0 | - | 4.87 | 50,645 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,589 |
| Countries in World War I | 0 | - | 4.88 | 229,336 |
| Megadiverse Countries | 0 | - | 4.96 | 147,168 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,315 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,062 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,563 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,765 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,243 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,384 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,902 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,214 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,601 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,134 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,680 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,449 |
| Hindu Countries | 0 | - | 4.86 | 50,626 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,479 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,193 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,614 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,932 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,585 |
| World Map Quiz | 0 | - | 4.81 | 65,865 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,650 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,770 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,416 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,178 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,641 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,790 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,506 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,618 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,808 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,741 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,877 |
| Widest Countries East to West | 0 | - | 4.92 | 130,791 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,622 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,335 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,544 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,116 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,064 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,561 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,523 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,914 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,146 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,935 |
| Countries with Double Letters | 0 | - | 4.96 | 97,403 |
| Countries that End in N | 0 | - | 4.95 | 172,453 |
| Countries with Five Letters | 0 | - | 4.96 | 284,383 |
| Countries with Six Letters | 0 | - | 4.94 | 214,767 |
| Countries with W | 0 | - | 4.96 | 161,167 |
| Countries with Z | 0 | - | 4.98 | 292,779 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,527 |
| Countries That End in U | 0 | - | 4.95 | 121,309 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,298 |
| Countries that End in O | 0 | - | 4.92 | 160,312 |
| Countries that End in R | 0 | - | 4.87 | 119,243 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,012 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,039 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 180,489 |
