| Countries of Europe by Population | 0 | - | 4.98 | 182,430 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,770 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,420 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,702 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,750 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,965 |
| Random European Capital to Country | 0 | - | 4.98 | 191,869 |
| Random European Country to Capital | 0 | - | 4.93 | 165,686 |
| Europe Capital to Country | 0 | - | 4.99 | 251,661 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,703 |
| European Capitals by Map | 0 | - | 4.99 | 141,521 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,674 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,017 |
| European Coastal Capitals | 0 | - | 4.95 | 91,125 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,380 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,767 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,792 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,951 |
| Official Cities in the UK | 0 | - | 4.89 | 285,585 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,436 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,898 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,480 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,605 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,729 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,376 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,194 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,746 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,542 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,326 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,460 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,850 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,904 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,682 |
| Countries with Megacities | 0 | - | 4.99 | 266,184 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,421 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,841 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,699 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,959 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,903 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,738 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,891 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,285 |
| Random African Capital to Country | 0 | - | 4.97 | 101,171 |
| Random African Country to Capital | 0 | - | 4.94 | 71,636 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,555 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,303 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,170 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,701 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,494 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,778 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,045 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,420 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,441 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,453 |
| Biggest Cities in Europe | 0 | - | 4.73 | 548,415 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,745 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,678 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,902 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,239 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,181 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,581 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,106 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,927 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,758 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,490 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,257 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,558 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,087 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,220 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,919 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,786 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,561 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,783 |
| Name a City - European Countries | 0 | - | 4.90 | 65,981 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,317 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,462 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,257 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 97,026 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,390 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,733 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,071 |
| Cities in European History #1 | 0 | - | 4.63 | 134,463 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,096 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,189 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,976 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,352 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,837 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,113 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,479 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,601 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,735 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,111 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,399 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,438 |
| Largest City by Island | 0 | - | 4.87 | 72,302 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,332 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,521 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,012 |
| Megacities on a World Map | 0 | - | 4.98 | 256,301 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,056 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,668 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,494 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,701 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 67,810 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,851 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,451 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,594 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,744 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,422 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,101 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,440 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,768 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,627 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,278 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,831 |
| Asia Capital to Country | 0 | - | 4.96 | 127,230 |
| African Capitals by Map | 0 | - | 4.99 | 141,606 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,663 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,090 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,936 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,076 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,654 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,100 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,476 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,727 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,844 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,425 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,840 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,926 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,347 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,031 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,409 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,117 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,059 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,602 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,035 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,273 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,806 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,199 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,342 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,253 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,615 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,691 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,971 |
| Most Populous Islands | 0 | - | 4.80 | 123,210 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,359 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,610 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,942 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,916 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,416 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,709 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,641 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,565 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,789 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,877 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,452 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,439 |
| Capitals of the Stans | 0 | - | 4.95 | 27,069 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,722 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,943 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,248 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,911 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,059 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,491 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,018 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,881 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,657 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,348 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,479 |
| Boroughs of London | 0 | - | 4.63 | 88,406 |
| London Geography | 0 | - | 4.47 | 59,819 |
| UK Immigration by Country | 0 | - | 4.94 | 141,492 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,177 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,620 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,854 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,316 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,661 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,591 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,643 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,690 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,480 |
| Boundary Waters | 0 | - | 4.92 | 88,694 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,354 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,523 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,126 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,823 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,023 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,289 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,972 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,616 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,110 |
| Biggest City by Region | 0 | - | 4.50 | 36,346 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,283 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 32,170 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,877 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,839 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,082 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,280 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,418 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,486 |
