| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,481 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,665 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,332 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,111 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,743 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,400 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,519 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,498 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,932 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,899 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,267 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,350 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,973 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,815 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,262 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,941 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,780 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,201 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,849 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,319 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,541 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,273 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,175 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,833 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,988 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,582 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,507 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,534 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,495 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,301 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,135 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,843 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,501 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,755 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,779 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,764 |
| Belize Country Quiz | 0 | - | 4.85 | 21,067 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,291 |
| US States Quiz | 0 | - | 5.00 | 16,973,464 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,414 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,827 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,863 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,563 |
| Central American Countries | 0 | - | 4.98 | 157,190 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,285 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,241 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,020 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,495 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,037 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,398 |
| States of Mexico | 0 | - | 4.96 | 177,851 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,554 |
| South American Cities on the Map | 0 | - | 4.52 | 35,532 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,683 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,158 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,268 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,380 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,327 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,573 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,974 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,875 |
| Pixelated United States Map | 0 | - | 4.88 | 94,723 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,913 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,139 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,145 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,198 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,172 |
| U.S. States By Population | 0 | - | 4.92 | 154,046 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,092 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,810 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,778 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,485 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,008 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,467 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,545 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,079 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,858 |
| Countries with Megacities | 0 | - | 4.99 | 266,517 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,566 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,950 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,860 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,058 |
| Biggest Cities in the World | 0 | - | 4.91 | 804,437 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,211 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 91,924 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 44,143 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,980 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,504 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,380 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,949 |
| Random U.S. City to State | 0 | - | 4.45 | 76,802 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,052 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,060 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,458 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,884 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,683 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,273 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,761 |
| Peru Country Quiz | 0 | - | 4.54 | 48,879 |
| Chile Country Quiz | 0 | - | 4.75 | 40,248 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,989 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,809 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,346 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,356 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,958 |
| US States with an Empty Map | 0 | - | 5.00 | 627,901 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,883 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,173 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,006 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,348 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,227 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,824 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,538 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,819 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,107 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,503 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,816 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,771 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,062 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,303 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,453 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,645 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,152 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,128 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,833 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,541 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,603 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 65,124 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,281 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,089 |
| Biggest Cities in the United States | 0 | - | 4.94 | 985,489 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,701 |
| Name a City - European Countries | 0 | - | 4.90 | 66,031 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,797 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,830 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,995 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,322 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,750 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,362 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,708 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,166 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,319 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,479 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,730 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,376 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,118 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,844 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,769 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,200 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Boroughs of New York City | 0 | - | 4.47 | 84,897 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,775 |
| Which South American Country? | 0 | - | 4.69 | 52,079 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,508 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,131 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,716 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,776 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,221 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,859 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,319 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,646 |
| Flags of North and South America | 0 | - | 4.99 | 376,239 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,536 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,270 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,858 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,196 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,550 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,660 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,787 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,141 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,458 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,498 |
| Largest City by Island | 0 | - | 4.87 | 72,358 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,365 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,572 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,051 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,510 |
| Megacities on a World Map | 0 | - | 4.98 | 256,519 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,702 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,551 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,172 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,955 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,522 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,655 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,803 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,456 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,122 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,469 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,805 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,666 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,675 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,694 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,329 |
| North America Cities by Map | 0 | - | 4.41 | 47,917 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,894 |
| ALL California Cities | 0 | - | 4.37 | 43,206 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,489 |
| Europe Capital to Country | 0 | - | 4.99 | 251,797 |
| Asia Capital to Country | 0 | - | 4.96 | 127,277 |
