| Quiz | Points | Best | Rating | Takes |
|---|
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 154,503 |
| Africa Capitals Quiz | 0 | - | 4.99 | 618,473 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 134,895 |
| Countries of Europe by Population | 0 | - | 4.98 | 122,187 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 107,658 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 76,268 |
| African Capitals by Map | 0 | - | 4.99 | 106,914 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 201,272 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,917 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,155 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 83,086 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 122,202 |
| Countries with Megacities | 0 | - | 4.99 | 191,731 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 166,680 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 95,596 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 91,871 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 61,516 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,917 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,290,506 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 345,278 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 655,075 |
| Africa Map Quiz | 0 | - | 5.00 | 1,909,272 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,290 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 64,529 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 241,551 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 107,278 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 88,960 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.95 | 63,699 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,400 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,815 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,345 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 92,036 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,722 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 57,045 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,622 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,302 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 58,074 |
| Western Africa Map Quiz | 0 | - | 4.97 | 58,982 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 363,122 |
| Biggest Cities in the United States | 0 | - | 4.90 | 799,006 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 318,264 |
| Asia Capitals Quiz | 0 | - | 4.98 | 579,100 |
| Countries of Africa | 0 | - | 5.00 | 2,106,614 |
| Most Populous Country by First Two Letters | 0 | - | 4.68 | 65,905 |
| Demographics Multiple Choice | 0 | - | 4.70 | 39,309 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 169,616 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 146,532 |
| Which City in Africa? | 0 | - | 4.82 | 53,526 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 18,140 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.98 | 77,782 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 94,520 |
| Countries with the Most People Bordering Them | 0 | - | 4.96 | 73,548 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 91,421 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 63,691 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,265 |
| Biggest Cities by Language | 0 | - | 4.95 | 211,061 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,108 |
| Most Populous World Capitals | 0 | - | 4.91 | 144,164 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,872 |
| Megacities on a World Map | 0 | - | 4.98 | 217,025 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 503,575 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,862 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,866 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,576 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,400 |
| Most Populous Countries in 2050 | 0 | - | 4.89 | 202,284 |
| First Countries to Reach 5 Million People | 0 | - | 4.87 | 107,985 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 75,072 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 52,955 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.91 | 66,105 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 85,568 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 54,342 |
| Europe Capital to Country | 0 | - | 4.99 | 215,700 |
| Asia Capital to Country | 0 | - | 4.95 | 103,895 |
| EU Capitals with No Hints | 0 | - | 4.92 | 109,093 |
| European Capitals by Map | 0 | - | 4.99 | 87,423 |
| Asian Capitals by Map | 0 | - | 4.98 | 44,691 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 76,919 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 70,157 |
| European Coastal Capitals | 0 | - | 4.95 | 75,459 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 45,824 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 221,483 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.85 | 188,723 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 75,256 |
| African Island Countries | 0 | - | 4.96 | 87,529 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 141,872 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 138,095 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 116,754 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 194,849 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 102,849 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 128,696 |
| Africa Cities Map Quiz | 0 | - | 4.96 | 90,288 |
| Flags of Africa Quiz | 0 | - | 4.99 | 374,284 |
| U.S. States with the Lowest Population Density | 0 | - | 4.90 | 79,720 |
| Boundary Waters | 0 | - | 4.92 | 80,002 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 72,795 |
| Most Populous Islands | 0 | - | 4.64 | 111,085 |
| Islands by Largest City #1 | 0 | - | 4.44 | 81,792 |
| Most Populous Islands of Europe | 0 | - | 4.47 | 23,864 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 143,550 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.47 | 48,492 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 63,088 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,652 |
| Biggest Cities in Asia | 0 | - | 4.91 | 93,888 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,295 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,913 |
| Most Populous Countries in 1900 | 0 | - | 4.89 | 160,223 |
| Official Cities in the UK | 0 | - | 4.88 | 227,422 |
| South America Capitals Quiz | 0 | - | 4.99 | 410,587 |
| North America Capitals Quiz | 0 | - | 4.99 | 181,520 |
| African Capitals - Map Quiz | 0 | - | 4.96 | 50,897 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 82,805 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 103,036 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 76,531 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 66,011 |
| Asian Capitals - Map Quiz | 0 | - | 4.96 | 49,548 |
| European Capitals Ending in N | 0 | - | 4.93 | 72,889 |
| The Only African Country ... | 0 | - | 4.98 | 103,779 |
| African Countries by a Single Clue | 0 | - | 4.91 | 62,794 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 24,056 |
| African Diaspora - Top 10 Countries | 0 | - | 4.84 | 64,947 |
| Countries Closest to Africa | 0 | - | 4.95 | 143,096 |
| Pixelated Africa Map | 0 | - | 4.98 | 86,193 |
| Countries of the World Quiz | 0 | - | 5.00 | 39,867,497 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 29,533 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.62 | 91,743 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.90 | 49,922 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,831 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 97,024 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,658 |
| Biggest City by Region | 0 | - | 4.45 | 32,831 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,539 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,583 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,596 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,541 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 107,061 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,061 |
| Two Largest Cities by First Two Letters | 0 | - | 4.63 | 66,400 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 298,247 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,707 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,580 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,737 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 88,306 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 69,339 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 60,761 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 72,438 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 60,725 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 107,717 |
| World Geography on a Map #1 | 0 | - | 4.94 | 66,179 |
| Islands by Largest City #2 | 0 | - | 4.54 | 26,442 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.36 | 65,909 |
| Countries by Population Decrease | 0 | - | 4.34 | 45,984 |
| Population Trivia | 0 | - | 4.31 | 26,114 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,181 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,365 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 87,815 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,135 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,279 |
| World Capitals Quiz | 0 | - | 5.00 | 4,412,168 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 113,555 |
| World Capitals Closest to Bangkok | 0 | - | 4.93 | 37,720 |
| Most Guessed European Capitals | 0 | - | 4.87 | 75,112 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 75,718 |
| Random European Capital to Country | 0 | - | 4.96 | 149,781 |
| Random European Country to Capital | 0 | - | 4.90 | 132,935 |
| Random Asian Country to Capital | 0 | - | 4.91 | 84,401 |
| Random Asian Capital to Country | 0 | - | 4.95 | 87,505 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 310,919 |
| Sahara Desert Countries | 0 | - | 4.98 | 122,314 |
| Himalayan Countries | 0 | - | 4.95 | 99,740 |
| Andean Countries | 0 | - | 4.92 | 55,302 |
| Countries with the Oldest Median Age | 0 | - | 4.88 | 56,227 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 47,498 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 100,469 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 51,872 |
| Danube Countries | 0 | - | 4.97 | 55,861 |
| Countries With an "Ish" Demonym | 0 | - | 4.96 | 90,943 |
| Countries With an "Ese" Demonym | 0 | - | 4.95 | 64,243 |
| Countries with the Worst Passports | 0 | - | 4.88 | 48,048 |
| Countries with the Most Immigrants | 0 | - | 4.84 | 107,260 |
| European Landlocked Countries | 0 | - | 4.99 | 114,045 |
| Partially Recognized Countries | 0 | - | 4.98 | 87,965 |
| Countries with the Most Species | 0 | - | 4.99 | 88,885 |
| Tropic of Cancer Countries | 0 | - | 4.93 | 44,212 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,571 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 46,894 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 58,138 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 48,110 |
| Countries in the Alps | 0 | - | 4.85 | 100,721 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 83,797 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 84,405 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 70,617 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,050 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 92,333 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.88 | 86,355 |
| Five Biggest Countries by Latitude | 0 | - | 4.98 | 88,368 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,315 |
| Biggest Country by Body of Water | 0 | - | 4.97 | 44,735 |
| Countries with the Most Container Port Traffic | 0 | - | 4.93 | 53,573 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 68,332 |
