| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,493 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,445 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,053 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,778 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,435 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,713 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,752 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,426 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,464 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,669 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,357 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,186 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,876 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,099 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,885 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,843 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,114 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,307 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,900 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,776 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,316 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,270 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,614 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,788 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,258 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,507 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,255 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,002 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,364 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,107 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,076 |
| US States Quiz | 0 | - | 5.00 | 16,965,510 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,776 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,291 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,807 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,798 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,309 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,458 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,350 |
| States of Mexico | 0 | - | 4.96 | 177,711 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,681 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,459 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,912 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,927 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,719 |
| Countries with Megacities | 0 | - | 4.99 | 266,237 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,442 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,857 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,736 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,972 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,978 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,531 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,633 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,144 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,254 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,213 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,967 |
| Random European Capital to Country | 0 | - | 4.98 | 191,879 |
| Random European Country to Capital | 0 | - | 4.93 | 165,692 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,894 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,290 |
| Random African Capital to Country | 0 | - | 4.97 | 101,176 |
| Random African Country to Capital | 0 | - | 4.95 | 71,638 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,649 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,551 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,900 |
| United States Country Quiz | 0 | - | 4.43 | 102,032 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,770 |
| Pixelated United States Map | 0 | - | 4.88 | 94,671 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,834 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,063 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,073 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,749 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,081 |
| U.S. States By Population | 0 | - | 4.92 | 153,992 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,023 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,776 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,743 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,457 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,976 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 91,772 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,126 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,968 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,495 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,366 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,926 |
| Random U.S. City to State | 0 | - | 4.45 | 76,771 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,033 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,037 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,276 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,835 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,314 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,341 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,943 |
| US States with an Empty Map | 0 | - | 5.00 | 627,609 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,818 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,133 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,926 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,311 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,174 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,712 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,495 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,781 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,054 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,457 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,753 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,693 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,920 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,251 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,212 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,590 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,110 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,944 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,764 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,498 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,563 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,090 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,227 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,939 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,872 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,573 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,074 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,472 |
| Name a City - European Countries | 0 | - | 4.90 | 65,985 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,347 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,480 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,256 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,110 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,759 |
| Boroughs of New York City | 0 | - | 4.47 | 84,873 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,235 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,706 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,324 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,677 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,152 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,196 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,840 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,120 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,486 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,608 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,743 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,115 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,402 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,448 |
| Largest City by Island | 0 | - | 4.87 | 72,309 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,335 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,530 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,018 |
| Megacities on a World Map | 0 | - | 4.98 | 256,359 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,098 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,674 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,496 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,863 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,920 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,178 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,463 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,603 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,749 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,430 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,105 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,443 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,776 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,634 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,282 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,838 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,500 |
| Europe Capital to Country | 0 | - | 4.99 | 251,675 |
| Asia Capital to Country | 0 | - | 4.96 | 127,238 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,710 |
| European Capitals by Map | 0 | - | 4.99 | 141,544 |
| African Capitals by Map | 0 | - | 4.99 | 141,624 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,708 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,672 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,679 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,019 |
| European Coastal Capitals | 0 | - | 4.95 | 91,127 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,095 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,963 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,391 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,077 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,515 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,481 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,731 |
| Belize Country Quiz | 0 | - | 4.85 | 21,062 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,287 |
| Flags of North and South America | 0 | - | 4.99 | 375,977 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,977 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,353 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,499 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,968 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,674 |
| ALL California Cities | 0 | - | 4.37 | 43,195 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,488 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,194 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,063 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,664 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,816 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,068 |
