| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,928 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,262 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,511 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,564 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,080 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,668 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,364 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,376 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,961 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,556 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,590 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,363 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,357 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,838 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,067 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,090 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,249 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,617 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,543 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,070 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,394 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,553 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,065 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,806 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,694 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,045 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,083 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,184 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,606 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,571 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,816 |
| US States Quiz | 0 | - | 5.00 | 16,839,393 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,702 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,081 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,942 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,167 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,673 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,551 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,823 |
| States of Mexico | 0 | - | 4.95 | 175,628 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,241 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,357 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,569 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,800 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,083 |
| Countries with Megacities | 0 | - | 4.99 | 260,958 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,942 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,023 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,222 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,036 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,970 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,275 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,427 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,872 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,041 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,245 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,569 |
| Random European Capital to Country | 0 | - | 4.98 | 190,674 |
| Random European Country to Capital | 0 | - | 4.93 | 164,764 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,304 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,625 |
| Random African Capital to Country | 0 | - | 4.97 | 100,523 |
| Random African Country to Capital | 0 | - | 4.94 | 71,108 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,563 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,271 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,064 |
| United States Country Quiz | 0 | - | 4.43 | 101,362 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,402 |
| Pixelated United States Map | 0 | - | 4.87 | 94,106 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,672 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,201 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,235 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,746 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,009 |
| U.S. States By Population | 0 | - | 4.92 | 153,031 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,234 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,342 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,166 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,121 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,493 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,848 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,917 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,782 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,347 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,120 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,245 |
| Random U.S. City to State | 0 | - | 4.45 | 76,146 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,640 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,947 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,916 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,314 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,618 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,120 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,352 |
| US States with an Empty Map | 0 | - | 5.00 | 623,511 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,778 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,431 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,946 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,753 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,574 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,468 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,703 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,291 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,389 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,948 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,546 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,009 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,296 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,972 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,004 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,449 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,251 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,594 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,535 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,715 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,816 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 62,449 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,410 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,909 |
| Biggest Cities in the United States | 0 | - | 4.94 | 976,044 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,625 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,384 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,375 |
| Name a City - European Countries | 0 | - | 4.90 | 65,225 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,166 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,352 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,880 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,013 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,750 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,651 |
| Boroughs of New York City | 0 | - | 4.47 | 84,513 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,502 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,516 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,445 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,843 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,840 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,424 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,513 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,258 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,741 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,996 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,188 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,834 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,082 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,066 |
| Largest City by Island | 0 | - | 4.87 | 71,708 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,807 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,713 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,279 |
| Megacities on a World Map | 0 | - | 4.98 | 253,559 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,179 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,233 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,745 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,284 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,476 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,682 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,114 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,785 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,129 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,103 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,557 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,179 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,456 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,103 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,460 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,869 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,398 |
| Europe Capital to Country | 0 | - | 4.99 | 249,651 |
| Asia Capital to Country | 0 | - | 4.96 | 126,507 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,634 |
| European Capitals by Map | 0 | - | 4.99 | 138,668 |
| African Capitals by Map | 0 | - | 4.99 | 133,414 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,345 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,116 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,921 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,267 |
| European Coastal Capitals | 0 | - | 4.95 | 90,418 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,512 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,330 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,631 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,757 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,389 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,289 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,809 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,942 |
| Belize Country Quiz | 0 | - | 4.85 | 20,941 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,188 |
| Flags of North and South America | 0 | - | 4.99 | 372,156 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,806 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,223 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,259 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,887 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,423 |
| ALL California Cities | 0 | - | 4.37 | 42,996 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,041 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,899 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,500 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,607 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,667 |
