| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,693 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,093 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,477 |
| Island Countries | 0 | - | 4.99 | 707,743 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,207 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,410 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,469 |
| Countries with Megacities | 0 | - | 4.99 | 247,305 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,305 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,104 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,030 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,439 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,705 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,228 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,037 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,005 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,644 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,797 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,843 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,147 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,889 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,042 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,952 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,523 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,670 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,342 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,698 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,755 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,066 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,930 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,171 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,542 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,562 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,643 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,085 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,207 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,779 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,736 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,588 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,679 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,672 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,099 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,813 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,274 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,957 |
| Boundary Waters | 0 | - | 4.92 | 88,064 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,830 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,332 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,353 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,865 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,776 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,208 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,312 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,176 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,407 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,014 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,459 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,648 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,339 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,576 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,904 |
| Largest City by Island | 0 | - | 4.87 | 71,081 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,415 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,598 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,041 |
| Megacities on a World Map | 0 | - | 4.98 | 251,108 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,825 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,906 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,863 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,171 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,216 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,546 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,357 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,332 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,668 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,609 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,863 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,272 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,176 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,185 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,511 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,628 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,869 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,966 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,046 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,072 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,911 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,030 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,847 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,456 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,180 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,089 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,449 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,586 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,215 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,560 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,324 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,645 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,946,584 |
| Landlocked Countries | 0 | - | 4.99 | 413,894 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,855 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,238 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,094 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,189 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,038 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,153 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 111,641 |
| Population Trivia | 0 | - | 4.32 | 27,425 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,987 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,954 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,918 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,725 |
| Biggest City by Region | 0 | - | 4.50 | 36,006 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,913 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,552 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,136 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,568 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,657 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,026 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,229 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,935 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,861 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,263 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,876 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,672 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,708 |
| Himalayan Countries | 0 | - | 4.95 | 135,466 |
| Andean Countries | 0 | - | 4.94 | 82,875 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,263 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,275 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,955 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,642 |
| Danube Countries | 0 | - | 4.97 | 71,107 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,798 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,566 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,546 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,459 |
| European Landlocked Countries | 0 | - | 4.99 | 145,787 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,252 |
| Countries with the Most Species | 0 | - | 4.99 | 95,258 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,394 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,205 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,378 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,974 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,593 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,972 |
| Countries in the Alps | 0 | - | 4.86 | 116,873 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,596 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,310 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,032 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,447 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,204 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,030 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,608 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,781 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,409 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,094 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,203 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,056 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,471 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,781 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,775 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,137 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,680 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,275 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,808 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,473 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,770 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,619 |
| Largest Countries By Category | 0 | - | 4.97 | 156,815 |
| Countries by Countries | 0 | - | 4.96 | 62,287 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,445 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,975 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,341 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,788 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,143 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,796 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,719,554 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,746 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,493 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,580 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,246 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,461 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,507 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,643 |
| Longest International Borders | 0 | - | 4.99 | 263,587 |
| Countries with Three Borders | 0 | - | 4.96 | 36,204 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,617 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,703 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,868 |
| Demonym of Every Country | 0 | - | 4.91 | 58,672 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,192 |
| People Born on Islands | 0 | - | 4.39 | 52,751 |
| Islands by Picture | 0 | - | 4.29 | 105,954 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,223 |
| Name a Valid Island | 0 | - | 4.78 | 68,490 |
| Island Superlatives | 0 | - | 4.57 | 34,479 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,216 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,412 |
