| US States Quiz | 0 | - | 5.00 | 16,898,559 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,003 |
| Vietnam War Countries | 0 | - | 4.82 | 94,302 |
| United States Map Quiz | 0 | - | 4.98 | 4,161,613 |
| New York Counties | 0 | - | 4.65 | 50,693 |
| Texas Counties | 0 | - | 4.56 | 76,820 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,458 |
| Australian States and Territories | 0 | - | 4.96 | 142,135 |
| Counties of England | 0 | - | 4.97 | 798,007 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,580 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,465 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,671 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,513 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,554 |
| Regions of Italy | 0 | - | 4.92 | 76,097 |
| Provinces of China | 0 | - | 4.97 | 205,091 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,198 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,076 |
| States of Germany | 0 | - | 4.95 | 152,908 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,550 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,302 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,267 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,050 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,906 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,769 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,143 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,491 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,069 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,822 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,816 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,530 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,033 |
| Departments of France | 0 | - | 4.93 | 54,298 |
| Florida Counties | 0 | - | 4.39 | 48,660 |
| Michigan Counties | 0 | - | 4.63 | 30,408 |
| California Counties | 0 | - | 4.39 | 119,446 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,664 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,844 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,086 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,173 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,907 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,246 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,159 |
| New York City A-Z | 0 | - | 4.18 | 32,317 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,569 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,719 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,949 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,578 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,354 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,528 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,331 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,763 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,836 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,899 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,670 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,412 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,863 |
| Counties of Ireland | 0 | - | 4.92 | 195,758 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,066 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,208 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,557 |
| Pixelated United States Map | 0 | - | 4.87 | 94,378 |
| US States with an Empty Map | 0 | - | 5.00 | 625,380 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,034 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,245 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,579 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,564 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,234 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,175 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,475 |
| U.S. States By Population | 0 | - | 4.92 | 153,655 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,594 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,527 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,745 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,637 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,367 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,423 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,267 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,716 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,186 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,882 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,344 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,624 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,373 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,670 |
| California A-Z | 0 | - | 4.49 | 28,799 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,751 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,165 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,069 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,210 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,959 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,644 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,854 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,271 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,467 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,193 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,055 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,253 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,064 |
| Asia Map Quiz | 0 | - | 4.99 | 918,094 |
| South America Flags Map Quiz | 0 | - | 4.95 | 88,124 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,996 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,914 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,255 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,185 |
| U.S. State Flags | 0 | - | 4.88 | 170,912 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,082 |
| Hawaiian Islands | 0 | - | 4.83 | 42,750 |
| Rivers of the United States | 0 | - | 4.93 | 66,265 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,638 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,252 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,353 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,236 |
| U.S. Senators by State | 0 | - | 4.44 | 39,981 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,831 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,798 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,931 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,222 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,950 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,518 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,867 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,099 |
| Cities in European History #1 | 0 | - | 4.63 | 134,125 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,446 |
| Name a City - European Countries | 0 | - | 4.90 | 65,505 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,797 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,008 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,129 |
| US States and State Capitals | 0 | - | 4.99 | 163,038 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,515 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,324 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,660 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,313 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,899 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,713 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,985 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,484 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,054 |
| The Only European Country ... | 0 | - | 4.91 | 217,070 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,568 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,387 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,586 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,725 |
| Countries of Africa | 0 | - | 5.00 | 2,541,374 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,683 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,362 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,083 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,019 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,857 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,817 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,119 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,041 |
| Australia Map Quiz | 0 | - | 4.95 | 344,897 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,788 |
| Random U.S. States on a Map | 0 | - | 4.96 | 627,237 |
| Merged U.S. States | 0 | - | 4.37 | 44,197 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,332 |
| Flags of North and South America | 0 | - | 4.99 | 373,792 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,195 |
| African East Coast | 0 | - | 4.96 | 96,164 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,061 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,542,441 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,326 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,061 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,415 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,864 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,188 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,777 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,135 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,059 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,515 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,245 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,510 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,414 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,089 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,665 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,421 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,262 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,850 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,295 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,603 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,346 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,849 |
| Official Cities in the UK | 0 | - | 4.89 | 284,211 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,383 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,603 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,844 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,733 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,269 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,985 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,128 |
| Former Capitals | 0 | - | 4.88 | 71,497 |
| Europe Capital to Country | 0 | - | 4.99 | 250,632 |
| Asia Capital to Country | 0 | - | 4.96 | 126,765 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,052 |
| European Capitals by Map | 0 | - | 4.99 | 139,652 |
| African Capitals by Map | 0 | - | 4.99 | 134,052 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,045 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,260 |
