| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,834 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,611 |
| Countries with Megacities | 0 | - | 4.99 | 247,526 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,444 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,193 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,859 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,119 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,226 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,931 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,016 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,264 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,017 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,559 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,806 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,398 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,829 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,175 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,331 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,385 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,205 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,474 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,066 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,496 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,686 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,608 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,411 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,360 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,702 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,640 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,897 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,316 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,218 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,237 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,641 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,890 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,997 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,141 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,143 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,980 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,064 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,869 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,514 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,682 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,725 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,284 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,176 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 113,636 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,007 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,193 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,779 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,836 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,246 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,028 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,438 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,640 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,621 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,707 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,137 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,243 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,808 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,784 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,225 |
| Olympic Host Countries | 0 | - | 4.98 | 199,021 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,902 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,739 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,195 |
| The Only European Country ... | 0 | - | 4.91 | 214,131 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,350 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,751 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,258 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,680 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,111 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,998 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,864 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,081 |
| Countries of Africa | 0 | - | 5.00 | 2,510,871 |
| Boundary Waters | 0 | - | 4.92 | 88,080 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,849 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,385 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,723 |
| Biggest Cities by Language | 0 | - | 4.96 | 235,492 |
| Largest City by Island | 0 | - | 4.87 | 71,115 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,436 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,643 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,313 |
| Megacities on a World Map | 0 | - | 4.98 | 251,248 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,865 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,946 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,938 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,276 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,586 |
| Countries of the Middle East | 0 | - | 4.96 | 199,152 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,371 |
| Slavic Countries | 0 | - | 4.96 | 110,944 |
| African Island Countries | 0 | - | 4.96 | 100,877 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,543 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,695 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,155 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,876 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,607 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,279 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,897 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,757 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,805 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,888 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,198 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,246 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,396 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,651 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,377 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,490 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,342 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,565 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,743 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,759 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,090 |
| Most Populous Islands | 0 | - | 4.79 | 122,042 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,416 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,756 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,210 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,143 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,585 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,606 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,403 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,620 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,363 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,408 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,975,109 |
| Landlocked Countries | 0 | - | 4.99 | 414,305 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,277 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,466 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,418 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,430 |
| Monarchies of Europe | 0 | - | 4.90 | 97,409 |
| Monarchies of Asia | 0 | - | 4.97 | 70,650 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,865 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,470 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,004 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,463 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,247 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,447 |
| Countries that Start with D | 0 | - | 4.96 | 702,329 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,441 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,820 |
| Countries that Start with H | 0 | - | 4.96 | 598,602 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,047 |
| Countries that Start with J | 0 | - | 4.98 | 596,655 |
| Countries that Start with K | 0 | - | 4.97 | 809,980 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,607 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,504 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,258 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,578 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,753 |
| Countries that Start with U | 0 | - | 4.97 | 900,362 |
| Countries that Start with V | 0 | - | 4.98 | 605,511 |
| Countries that Start with F | 0 | - | 4.83 | 612,726 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,172 |
| The Only African Country ... | 0 | - | 4.98 | 128,424 |
| The Only American Country ... | 0 | - | 4.92 | 120,846 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,811 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,291 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,101 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,513 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,156 |
| European Countries with One Border | 0 | - | 4.97 | 181,744 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,642 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,276 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,216 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,076 |
| Population Trivia | 0 | - | 4.32 | 27,429 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,990 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,921 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,745 |
| Biggest City by Region | 0 | - | 4.50 | 36,014 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,925 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,570 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,152 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,659 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,707 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,040 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,242 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,948 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,920 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,267 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,844 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,989 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,868 |
| Himalayan Countries | 0 | - | 4.95 | 135,601 |
| Andean Countries | 0 | - | 4.94 | 82,954 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,321 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,360 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,021 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,692 |
| Danube Countries | 0 | - | 4.97 | 71,143 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,846 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,607 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,623 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,537 |
| European Landlocked Countries | 0 | - | 4.99 | 145,839 |
