| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,332 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,199 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,052 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,701 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,872 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,327 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,129 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,835 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,484 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,688 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,839 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,201 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,796 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,491 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,359 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,627 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,522 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,521 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,372 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,838 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,449 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,625 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,540 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,108 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,174 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,305 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,672 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,489 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,653 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,352 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,932 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,636 |
| North America Cities by Map | 0 | - | 4.41 | 47,869 |
| Central American Countries | 0 | - | 4.98 | 156,890 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,027 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,968 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,148 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,279 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,280 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,180 |
| States of Mexico | 0 | - | 4.96 | 177,103 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,549 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,300 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,142 |
| Countries with Megacities | 0 | - | 4.99 | 265,159 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,957 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,606 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,224 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,678 |
| Biggest Cities in the World | 0 | - | 4.91 | 802,086 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,960 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,064 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Canada Country Quiz | 0 | - | 4.54 | 132,744 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,411 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,424 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,053 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,076 |
| Pixelated United States Map | 0 | - | 4.88 | 94,521 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,190 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,801 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,737 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,430 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,755 |
| U.S. States By Population | 0 | - | 4.92 | 153,813 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,805 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,638 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,751 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,581 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,357 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,844 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,342 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,985 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,451 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,699 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,479 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,776 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,135 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,025 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,384 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,270 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,639 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,835 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,294 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,467 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,313 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,274 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,927 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 146,523 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,329 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,903 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,192 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,499 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,286 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,386 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,914 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,022 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,430 |
| Biggest Cities in the United States | 0 | - | 4.94 | 982,163 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,021 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,844 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,829 |
| Name a City - European Countries | 0 | - | 4.90 | 65,770 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,641 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,498 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,953 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,007 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,652 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,181 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,819 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,733 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,967 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,924 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,316 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,741 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,838 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,250 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,409 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,560 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,023 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,191 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,143 |
| Largest City by Island | 0 | - | 4.87 | 72,139 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,237 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,321 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,855 |
| Megacities on a World Map | 0 | - | 4.98 | 255,659 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,977 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,569 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,290 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,432 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,838 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,370 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,574 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,342 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,982 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,371 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,676 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,485 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,074 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,542 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,475 |
| Europe Capital to Country | 0 | - | 4.99 | 251,137 |
| Asia Capital to Country | 0 | - | 4.96 | 126,966 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,370 |
| European Capitals by Map | 0 | - | 4.99 | 140,516 |
| African Capitals by Map | 0 | - | 4.99 | 138,013 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,603 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,987 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,398 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,740 |
| European Coastal Capitals | 0 | - | 4.95 | 90,918 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,727 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,166 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,836 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,968 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Which City in Canada? | 0 | - | 4.83 | 57,186 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,775 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,446 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,286 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,465 |
| Belize Country Quiz | 0 | - | 4.85 | 21,025 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,406 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,214 |
| Flags of North and South America | 0 | - | 4.99 | 374,836 |
| Territories of the United States | 0 | - | 4.80 | 52,491 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,738 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,763 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,600 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,215 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,655 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,499 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,259 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,168 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,838 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,259 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,970 |
| Official Cities in the UK | 0 | - | 4.89 | 284,881 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,476 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,803 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,272 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,629 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,100 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,362 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,631 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,469 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,349 |
| The Only American Country ... | 0 | - | 4.92 | 121,889 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,870 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,505 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,076 |
| Most Populous Islands | 0 | - | 4.80 | 123,104 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,333 |
