| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,550 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,880 |
| Countries with Megacities | 0 | - | 4.99 | 264,533 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,735 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,465 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,991 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,536 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,119 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,962 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,925 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,176 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,138 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,552 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,729 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,217 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,412 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,420 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,400 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,857 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,697 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,716 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,137 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,324 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,479 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,979 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,216 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,493 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,297 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,902 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,332 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,638 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,401 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,179 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,341 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,871 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,311 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,518 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,307 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,207 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,635 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,326 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,570 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,508 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,906 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,663 |
| Biggest Cities in the World | 0 | - | 4.91 | 800,796 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,584 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,836 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,575 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,047 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,258 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,001 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,823 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,706 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,757 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,108 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,751 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,236 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,146 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,264 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,808 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,878 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,054 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,510 |
| Olympic Host Countries | 0 | - | 4.98 | 201,084 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,076 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,640 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,634 |
| The Only European Country ... | 0 | - | 4.91 | 217,327 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,747 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,535 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,733 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,906 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,299 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,679 |
| Biggest Cities in the United States | 0 | - | 4.94 | 980,877 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,723 |
| Countries of Africa | 0 | - | 5.00 | 2,544,087 |
| Boundary Waters | 0 | - | 4.92 | 88,569 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,248 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,264 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,599 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,040 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,944 |
| Largest City by Island | 0 | - | 4.87 | 72,053 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,149 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,184 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,748 |
| Megacities on a World Map | 0 | - | 4.98 | 255,287 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,493 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,170 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,180 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,682 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,311 |
| Countries of the Middle East | 0 | - | 4.96 | 201,625 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,536 |
| Slavic Countries | 0 | - | 4.96 | 111,869 |
| African Island Countries | 0 | - | 4.96 | 101,854 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,953 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,595 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,402 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,204 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,754 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,800 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,602 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,296 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,896 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,993 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,701 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,382 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,411 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,775 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,453 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,351 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,212 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,415 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,320 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,515 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,528 |
| Most Populous Islands | 0 | - | 4.80 | 123,037 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,324 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,563 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,128 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,331 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,132 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,516 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,331 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,205 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,666 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,691 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,166 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,892 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,580,242 |
| Landlocked Countries | 0 | - | 4.99 | 421,938 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,076 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,519 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,261 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,195 |
| Monarchies of Europe | 0 | - | 4.90 | 98,331 |
| Monarchies of Asia | 0 | - | 4.97 | 71,207 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,484 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,006 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,407 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,293 |
| Countries that Start with B | 0 | - | 4.95 | 2,297,727 |
| Countries that Start with C | 0 | - | 4.96 | 1,824,752 |
| Countries that Start with D | 0 | - | 4.96 | 711,571 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,443 |
| Countries that Start with G | 0 | - | 4.97 | 1,505,705 |
| Countries that Start with H | 0 | - | 4.96 | 606,114 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,078 |
| Countries that Start with J | 0 | - | 4.98 | 603,721 |
| Countries that Start with K | 0 | - | 4.97 | 817,250 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,443 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,479 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,889 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,303 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,155 |
| Countries that Start with U | 0 | - | 4.97 | 905,574 |
| Countries that Start with V | 0 | - | 4.98 | 610,089 |
| Countries that Start with F | 0 | - | 4.83 | 618,651 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,617 |
| The Only African Country ... | 0 | - | 4.99 | 129,266 |
| The Only American Country ... | 0 | - | 4.92 | 121,803 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,199 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,875 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,819 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,233 |
| European Countries with One Border | 0 | - | 4.97 | 183,094 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,871 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,376 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,706 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,016 |
| Population Trivia | 0 | - | 4.32 | 27,514 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,727 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,564 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,044 |
| Biggest City by Region | 0 | - | 4.50 | 36,278 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,191 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 68,996 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,626 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,778 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,068 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,224 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,376 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,355 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,673 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,455 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,139 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,064 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,430 |
| Himalayan Countries | 0 | - | 4.94 | 138,706 |
| Andean Countries | 0 | - | 4.93 | 84,598 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,794 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,805 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,417 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,801 |
| Danube Countries | 0 | - | 4.97 | 72,003 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,010 |
