| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,902 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,222 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,343 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,842 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,100 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,506 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,554 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,829 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,134 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,259 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,031 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,673 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,421 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,180 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,771 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,026 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,073 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,298 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,665 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,450 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,521 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,031 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,644 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,348 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,898 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,457 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,538 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,718 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,335 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,876 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,360 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,950 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,606 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,068 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| North America Cities by Map | 0 | - | 4.41 | 47,760 |
| Central American Countries | 0 | - | 4.98 | 155,901 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,331 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,244 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,925 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,485 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,791 |
| States of Mexico | 0 | - | 4.95 | 175,522 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,196 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,719 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,013 |
| Countries with Megacities | 0 | - | 4.99 | 259,580 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,874 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,985 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,158 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,990 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,674 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,261 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,397 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,866 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,037 |
| Canada Country Quiz | 0 | - | 4.54 | 132,324 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,074 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,357 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,358 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,525 |
| Pixelated United States Map | 0 | - | 4.87 | 94,084 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,644 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,172 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,215 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,704 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,978 |
| U.S. States By Population | 0 | - | 4.92 | 153,012 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,197 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,320 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,389 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,139 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,110 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,473 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,782 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,538 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,048 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,428 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,120 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,380 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,729 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,551 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,417 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,678 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,263 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,370 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,928 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,476 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,919 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,144 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,900 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,838 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,383 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,212 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,503 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,468 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,676 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,776 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 59,507 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,377 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,848 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,625 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,537 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,717 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,229 |
| Name a City - European Countries | 0 | - | 4.90 | 65,205 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,953 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,056 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,554 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,602 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,341 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,853 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,009 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,744 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,393 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,802 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,215 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,500 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,215 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,703 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,970 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,157 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,826 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,038 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,008 |
| Largest City by Island | 0 | - | 4.87 | 71,676 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,785 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,673 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,247 |
| Megacities on a World Map | 0 | - | 4.98 | 253,388 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,032 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,210 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,709 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,229 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,083 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,737 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,102 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,079 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,451 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,436 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,081 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,420 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,830 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,385 |
| Europe Capital to Country | 0 | - | 4.99 | 249,589 |
| Asia Capital to Country | 0 | - | 4.96 | 126,476 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,595 |
| European Capitals by Map | 0 | - | 4.99 | 138,597 |
| African Capitals by Map | 0 | - | 4.99 | 133,375 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,330 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,083 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,885 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,246 |
| European Coastal Capitals | 0 | - | 4.95 | 90,396 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,503 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,192 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,573 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,746 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,386 |
| Which City in Canada? | 0 | - | 4.82 | 56,944 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,268 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,279 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,782 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,907 |
| Belize Country Quiz | 0 | - | 4.85 | 20,935 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,402 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,316 |
| Flags of North and South America | 0 | - | 4.99 | 371,976 |
| Territories of the United States | 0 | - | 4.79 | 52,334 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,520 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,579 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,046 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,680 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,901 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,647 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,895 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,772 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,106 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,811 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,586 |
| Official Cities in the UK | 0 | - | 4.89 | 283,090 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,441 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,248 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,896 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,000 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,700 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,081 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,097 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,179 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,946 |
| The Only American Country ... | 0 | - | 4.92 | 121,410 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,179 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,743 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,824 |
| Most Populous Islands | 0 | - | 4.80 | 122,789 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,276 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,506 |
