| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,850 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,661 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,177 |
| Independence from Whom | 0 | - | 4.99 | 210,292 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,157 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,156 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,423 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,416 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,608 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,337 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,326 |
| Recently Independent Countries | 0 | - | 4.98 | 158,263 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,968 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,866 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,578 |
| Countries by Former Name | 0 | - | 4.99 | 124,578 |
| Historical City to Country | 0 | - | 4.84 | 78,264 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,149 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,652 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,586 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,469 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,840 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,727 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,969 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,456 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,091,893 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,032 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,336 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,121 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,081 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,791 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,809 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,001 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,601 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,832 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,791 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,338 |
| Battle to Country | 0 | - | 4.91 | 52,764 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,084 |
| Landlocked Countries | 0 | - | 4.99 | 415,754 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,309 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,588 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,084 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,356 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,734,099 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,162 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,212 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,017 |
| Island Countries | 0 | - | 4.99 | 708,498 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,479 |
| Himalayan Countries | 0 | - | 4.95 | 136,124 |
| Andean Countries | 0 | - | 4.95 | 83,240 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,559 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,740 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,249 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,887 |
| Danube Countries | 0 | - | 4.97 | 71,304 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,065 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,755 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,958 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,903 |
| European Landlocked Countries | 0 | - | 4.99 | 146,012 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,605 |
| Countries with the Most Species | 0 | - | 4.99 | 95,374 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,731 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,283 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,453 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,986 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,094 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,742 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,115 |
| Countries in the Alps | 0 | - | 4.86 | 117,187 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,809 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,687 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,183 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,628 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,436 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,177 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,116 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,863 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,926 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,728 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,260 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,295 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,164 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,650 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,917 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,924 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,551 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,825 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,367 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,100 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,490 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,328 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,760 |
| Largest Countries By Category | 0 | - | 4.97 | 157,111 |
| Countries by Countries | 0 | - | 4.96 | 62,489 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,170 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,400 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,749 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,045 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,337 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,729 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,004 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,919 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,271 |
| Northernmost Countries | 0 | - | 4.99 | 358,927 |
| Countries of South America | 0 | - | 5.00 | 918,451 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,100 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,744 |
| "Land" Countries | 0 | - | 4.98 | 334,205 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,116 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,890 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,411 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,595 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,529 |
| Countries by Independence Day | 0 | - | 4.61 | 52,656 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,732 |
| Former Countries by Capital | 0 | - | 4.45 | 127,201 |
| Countries in World War I | 0 | - | 4.88 | 227,110 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,942 |
| Former Countries | 0 | - | 4.75 | 132,901 |
| Hindu Countries | 0 | - | 4.86 | 49,760 |
| Country by Photo of its Leader | 0 | - | 4.74 | 123,528 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,056 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,964 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,558 |
| Political Movements by Country | 0 | - | 4.46 | 72,353 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,150 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 105,127 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,775 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,809,934 |
| One Border Countries | 0 | - | 4.98 | 465,958 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,890 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,599,334 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,026 |
| Countries with Megacities | 0 | - | 4.99 | 248,459 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,915 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,420 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,302 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,361 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,203 |
| Countries by Official Language | 0 | - | 4.95 | 193,509 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,035 |
| Countries in their Native Language | 0 | - | 4.99 | 197,255 |
| Subdivisions by Country | 0 | - | 4.86 | 50,163 |
| National Founders | 0 | - | 4.40 | 83,708 |
| Megadiverse Countries | 0 | - | 4.96 | 134,489 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,092,702 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,426 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,039 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,659 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,575 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,926 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,933 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,479 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,320 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,794 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,019 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,541 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,645 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,612 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,816 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,143 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,256 |
| World Map Quiz | 0 | - | 4.81 | 63,895 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,915 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,632 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,880 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,578 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,294 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,460 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,166 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,365 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,550 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,102 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,572 |
| Widest Countries East to West | 0 | - | 4.92 | 129,069 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,302 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,550 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,668 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,897 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,886 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,274 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,902 |
| Countries with the Most Borders | 0 | - | 4.97 | 386,778 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,652 |
| Countries of Africa | 0 | - | 5.00 | 2,517,250 |
| Countries with Double Letters | 0 | - | 4.96 | 93,768 |
| Countries that End in N | 0 | - | 4.94 | 157,208 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,145 |
| Countries with Six Letters | 0 | - | 4.93 | 210,795 |
| Countries with W | 0 | - | 4.97 | 158,472 |
| Countries with Z | 0 | - | 4.98 | 288,348 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,828 |
| Countries That End in U | 0 | - | 4.95 | 119,649 |
| Countries with Four Letters | 0 | - | 4.99 | 419,815 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,957 |
| Countries that End in O | 0 | - | 4.92 | 158,682 |
| Countries that End in R | 0 | - | 4.87 | 118,399 |
