| Olympic Host Countries | 0 | - | 4.98 | 160,788 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 126,048 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 43,102 |
| Summer Olympic City Bids | 0 | - | 4.93 | 36,942 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 229,927 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.47 | 155,227 |
| Countries with the Fastest Marathoners | 0 | - | 4.49 | 84,996 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.47 | 76,912 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 192,537 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.66 | 83,941 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 30,646 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,303,651 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,796 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,387 |
| Countries with Megacities | 0 | - | 4.99 | 195,076 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,731 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,005 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,884 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,855 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,486 |
| Winter Olympics Hosts Quiz | 0 | - | 4.37 | 72,565 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.47 | 46,290 |
| Countries with Major League Baseball Players | 0 | - | 4.56 | 52,720 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 48,200 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.43 | 51,560 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,475 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,685 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,332 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,537 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,512 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,701 |
| 10 Easternmost Countries in Europe | 0 | - | 4.84 | 91,115 |
| The Only European Country ... | 0 | - | 4.94 | 176,310 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 194,411 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,434 |
| Countries of Africa | 0 | - | 5.00 | 2,145,644 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 83,132 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 80,128 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.27 | 29,222 |
| Countries of Europe by Population | 0 | - | 4.98 | 124,869 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,319 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 95,778 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 74,579 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 204,173 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 108,952 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.85 | 68,256 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 75,721 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,376 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,624 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,172,950 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,020 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,764 |
| Countries of the Middle East | 0 | - | 4.96 | 171,690 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,910 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.11 | 60,536 |
| Slavic Countries | 0 | - | 4.96 | 99,893 |
| Countries that Export the Most Football Players | 0 | - | 4.39 | 47,786 |
| African Island Countries | 0 | - | 4.96 | 88,677 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 36,983 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 142,957 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 139,328 |
| Countries of North America Quiz | 0 | - | 5.00 | 871,020 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,130 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,863 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 118,361 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,617 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,714 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,969 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,501 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,616 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,740 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,095 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,109 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,177 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,964 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 203,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 159,623 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,209 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 80,032 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,240 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,028 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,256 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 205,793 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 101,072 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 120,763 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,122 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,524 |
| Monarchies of Europe | 0 | - | 4.88 | 86,387 |
| Monarchies of Asia | 0 | - | 4.95 | 53,664 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 110,132 |
| Countries that Start with A | 0 | - | 4.98 | 1,929,608 |
| Countries that Start with B | 0 | - | 4.96 | 2,068,127 |
| Countries that Start with C | 0 | - | 4.96 | 1,635,115 |
| Countries that Start with D | 0 | - | 4.96 | 585,722 |
| Countries that Start with E | 0 | - | 4.95 | 1,222,744 |
| Countries that Start with G | 0 | - | 4.97 | 1,342,175 |
| Countries that Start with H | 0 | - | 4.95 | 499,401 |
| Countries that Start with I | 0 | - | 4.92 | 1,153,579 |
| Countries that Start with J | 0 | - | 4.98 | 502,894 |
| Countries that Start with K | 0 | - | 4.97 | 705,791 |
| Countries that Start with L | 0 | - | 4.98 | 964,117 |
| Countries that Start with N | 0 | - | 4.93 | 990,562 |
| Countries that Start with P | 0 | - | 4.94 | 1,093,352 |
| Countries that Start with S | 0 | - | 4.98 | 1,594,872 |
| Countries that Start with T | 0 | - | 4.88 | 903,287 |
| Countries that Start with U | 0 | - | 4.96 | 815,749 |
| Countries that Start with V | 0 | - | 4.98 | 546,568 |
| Countries that Start with F | 0 | - | 4.83 | 532,190 |
| Countries that Start with M | 0 | - | 4.97 | 1,246,127 |
| The Only African Country ... | 0 | - | 4.99 | 104,631 |
| The Only American Country ... | 0 | - | 4.94 | 108,965 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,226 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,546 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,883 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 37,245 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,740 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,528 |
| European Countries with One Border | 0 | - | 4.96 | 149,639 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 143,529 |
| Asian Countries with the Fewest Borders | 0 | - | 4.81 | 87,730 |
| Countries Closest to Africa | 0 | - | 4.95 | 144,627 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,310 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,101 |
| Athletes by Country Quiz #1 | 0 | - | 4.34 | 43,969 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,747 |
| Countries That Border Russia | 0 | - | 4.98 | 423,752 |
| Countries Bordering France | 0 | - | 4.87 | 355,260 |
| Countries Bordering Germany | 0 | - | 4.99 | 339,020 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.88 | 50,405 |
| UK Immigration by Country | 0 | - | 4.95 | 124,307 |
| Boxing Countries | 0 | - | 4.24 | 29,368 |
| Central American Countries | 0 | - | 4.98 | 138,093 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 103,606 |
| Total United States Immigration by Country | 0 | - | 4.90 | 95,985 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 92,068 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 83,800 |
| African Countries with the Most Christians | 0 | - | 4.92 | 66,853 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 182,469 |
| Most Forested European Countries | 0 | - | 4.82 | 67,708 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 177,030 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 108,871 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 100,932 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,565 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 91,564 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,114 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 69,916 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 180,109 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,915 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,162 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,104 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 83,800 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 59,181 |
| Countries Closest to Australia | 0 | - | 4.99 | 144,760 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,248 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 186,931 |
| Germany Country Quiz | 0 | - | 4.83 | 139,068 |
| Russia Country Quiz | 0 | - | 4.84 | 102,483 |
| Italy Country Quiz | 0 | - | 4.81 | 107,796 |
| Japan Country Quiz | 0 | - | 4.92 | 118,261 |
| Indonesia Country Quiz | 0 | - | 4.83 | 64,793 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 117,386 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,282 |
| Boundary Waters | 0 | - | 4.93 | 80,518 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 73,946 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 92,533 |
| North American Sports Cities | 0 | - | 4.79 | 159,130 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 93,518 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,279 |
| Random European Capital to Country | 0 | - | 4.97 | 151,740 |
| Random European Country to Capital | 0 | - | 4.92 | 134,190 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,125 |
| Random Asian Capital to Country | 0 | - | 4.97 | 88,490 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,531,337 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 318,321 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 65,809 |
| South China Sea Countries | 0 | - | 4.82 | 53,552 |
| American Countries on the Pacific Coast | 0 | - | 4.79 | 37,332 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 127,584 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 82,942 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 88,583 |
| European Countries NOT in NATO | 0 | - | 4.76 | 34,629 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 66,834 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 55,478 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 51,409 |
| The Only Remaining Asian Country . . . | 0 | - | 4.72 | 39,479 |
| Every European Country Shape | 0 | - | 4.95 | 170,244 |
| Every Asian Country Shape | 0 | - | 4.94 | 74,580 |
| Every African Country Shape | 0 | - | 4.85 | 68,670 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.82 | 51,084 |
| Athletes by Country Quiz #2 | 0 | - | 4.11 | 25,903 |
| NBA Player to Country | 0 | - | 4.24 | 77,324 |
| One Country By Letter By Continent | 0 | - | 5.00 | 70,337 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,490 |
| Top 10 Richest Countries in Asia | 0 | - | 4.86 | 77,383 |
| Top 10 Richest Countries in Africa | 0 | - | 4.87 | 67,139 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 134,052 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 66,901 |
| Countries Bordering India | 0 | - | 4.98 | 155,322 |
| Countries that Border Hungary | 0 | - | 4.98 | 95,837 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,581 |
