| Countries of Europe by Population | 0 | - | 4.98 | 183,779 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,016 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,544 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,391 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,144 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,002 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,182 |
| Random European Capital to Country | 0 | - | 4.98 | 192,415 |
| Random European Country to Capital | 0 | - | 4.93 | 166,118 |
| Europe Capital to Country | 0 | - | 4.99 | 252,704 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,374 |
| European Capitals by Map | 0 | - | 4.99 | 142,677 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,180 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,439 |
| European Coastal Capitals | 0 | - | 4.95 | 91,540 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,833 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,679 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,572 |
| Official Cities in the UK | 0 | - | 4.89 | 287,026 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,754 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,370 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,699 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,851 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,227 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,244 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,956 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,194 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,781 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,165 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,014 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,073 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,723 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,693 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,159 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,623 |
| Countries with Megacities | 0 | - | 4.99 | 268,113 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,273 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,397 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,606 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,508 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,433 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,961 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,127 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,625 |
| Random African Capital to Country | 0 | - | 4.97 | 101,543 |
| Random African Country to Capital | 0 | - | 4.95 | 71,928 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,412 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,867 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,798 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,636 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,758 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,606 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,791 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,610 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,501 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,600 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,880 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 113,185 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,409 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,758 |
| Biggest Cities in Europe | 0 | - | 4.70 | 549,937 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,148 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,273 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 33,011 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,985 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,749 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,770 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 81,002 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,431 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,336 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,150 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,744 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,884 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,344 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,606 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,854 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,701 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,635 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,777 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,528 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,462 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,471 |
| Cities in European History #1 | 0 | - | 4.63 | 134,922 |
| Name a City - European Countries | 0 | - | 4.89 | 66,447 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,402 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,300 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,480 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,706 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,999 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,636 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,909 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,933 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,099 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,292 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,833 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,922 |
| Largest City by Island | 0 | - | 4.87 | 72,599 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,522 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,930 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,289 |
| Megacities on a World Map | 0 | - | 4.98 | 257,617 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,463 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,873 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,874 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,872 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 65,155 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,914 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,100 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,056 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,639 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,314 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,587 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,947 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,909 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,733 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,421 |
| Asia Capital to Country | 0 | - | 4.96 | 127,740 |
| African Capitals by Map | 0 | - | 4.99 | 142,683 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,165 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,289 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,468 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,269 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,915 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,818 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,872 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,456 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,072 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,427 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,854 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,747 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,828 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,693 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,945 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,969 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,151 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,748 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,936 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,319 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,424 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,502 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,404 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,643 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,412 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,719 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,680 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,140 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,297 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,797 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,397 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,528 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,554 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,657 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,099 |
| Russia by Picture | 0 | - | 4.41 | 20,499 |
| Countries That Border Russia | 0 | - | 4.98 | 465,046 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,345 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,331 |
| Capitals of the Stans | 0 | - | 4.95 | 27,258 |
| Most Populous Islands | 0 | - | 4.80 | 123,470 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,409 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,687 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,034 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,559 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,889 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,576 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,385 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,047 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,116 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,983 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,082 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,903 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,365 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,518 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,838 |
| Boroughs of London | 0 | - | 4.63 | 88,735 |
| London Geography | 0 | - | 4.47 | 59,934 |
| UK Immigration by Country | 0 | - | 4.94 | 141,940 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,605 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,163 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,173 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,048 |
| Russia Country Quiz | 0 | - | 4.83 | 115,496 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,345 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,109 |
| Boundary Waters | 0 | - | 4.92 | 88,870 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,482 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,887 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,627 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,096 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,117 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,283 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,381 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,232 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,689 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,189 |
| Biggest City by Region | 0 | - | 4.50 | 36,428 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,386 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,627 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,274 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,235 |
