| Countries by Sports League Revenue | 0 | - | 4.95 | 78,740 |
| Olympic Host Countries | 0 | - | 4.98 | 202,178 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,878 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,528 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,341 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,481 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,464 |
| Countries with Megacities | 0 | - | 4.99 | 267,770 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,113 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,321 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,448 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,421 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,759 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,833 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,920 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,131 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,443 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,061 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,871 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,556 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,620 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,731 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,450 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,495 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,797 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,990 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,352 |
| North American Sports Cities | 0 | - | 4.82 | 173,276 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,596 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,154 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,221 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,435 |
| The Only European Country ... | 0 | - | 4.91 | 219,504 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,272 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,785 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,974 |
| Countries of Africa | 0 | - | 5.00 | 2,563,941 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,463 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,008 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,671 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,559 |
| Boundary Waters | 0 | - | 4.92 | 88,828 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,458 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,818 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,560 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,588 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,966 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,539 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,831 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,999 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,001 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,600 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,275 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,566 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,916 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,745 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,188 |
| Countries of the Middle East | 0 | - | 4.96 | 203,214 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,342 |
| Slavic Countries | 0 | - | 4.96 | 112,485 |
| African Island Countries | 0 | - | 4.96 | 102,711 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,791 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,107 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,982 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,460 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,922 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,109 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,744 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,697 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,070 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,963 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,496 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,039 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,662 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,055 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,292 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,284 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,911 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,034 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,016 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,541 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,774 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,237 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,639 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,463 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,888 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,419 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,253 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,072 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,965 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,093 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,347 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,092 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,959,012 |
| Landlocked Countries | 0 | - | 4.99 | 427,130 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,563 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,252 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,759 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,602 |
| Monarchies of Europe | 0 | - | 4.90 | 99,012 |
| Monarchies of Asia | 0 | - | 4.97 | 71,592 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,341 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,778 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,059 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,686 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,197 |
| Countries that Start with D | 0 | - | 4.96 | 717,628 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,458 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,016 |
| Countries that Start with H | 0 | - | 4.96 | 610,415 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,647 |
| Countries that Start with J | 0 | - | 4.98 | 607,796 |
| Countries that Start with K | 0 | - | 4.97 | 821,625 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,927 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,992 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,155 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,646 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,761 |
| Countries that Start with U | 0 | - | 4.97 | 909,125 |
| Countries that Start with V | 0 | - | 4.98 | 612,484 |
| Countries that Start with F | 0 | - | 4.83 | 621,931 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,447 |
| The Only African Country ... | 0 | - | 4.99 | 129,778 |
| The Only American Country ... | 0 | - | 4.92 | 122,332 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,438 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,550 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,965 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,696 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,044 |
| European Countries with One Border | 0 | - | 4.97 | 183,997 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,703 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,963 |
| Boxing Countries | 0 | - | 4.27 | 31,501 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,982 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,805 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,139 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,223 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,175 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,857 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,953 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,848 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,865 |
| Himalayan Countries | 0 | - | 4.93 | 140,776 |
| Andean Countries | 0 | - | 4.94 | 85,771 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,895 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,461 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,449 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,674 |
| Danube Countries | 0 | - | 4.97 | 72,529 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,778 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,963 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,412 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,885 |
| European Landlocked Countries | 0 | - | 4.99 | 147,723 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,518 |
| Countries with the Most Species | 0 | - | 4.99 | 103,636 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,614 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,808 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,949 |
| UK Immigration by Country | 0 | - | 4.94 | 141,869 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,911 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,668 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,119 |
| Countries in the Alps | 0 | - | 4.87 | 118,949 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,959 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,097 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,158 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,113 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,374 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,574 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,981 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,506 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,302 |
| Central American Countries | 0 | - | 4.98 | 157,503 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,681 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,947 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,823 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,536 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,663 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,079 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,914 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,013 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,119 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,721 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,354 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,111 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,193 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,827 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,240 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,461 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,606 |
| Largest Countries By Category | 0 | - | 4.97 | 159,064 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,938 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,464 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,666 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,936 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,131 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,637 |
