| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,399 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,867 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,812 |
| Random U.S. States on a Map | 0 | - | 4.96 | 627,750 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,595 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,982 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,682 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,866 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,937 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,988 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,813 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,460 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,836 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,571 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,246 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,450 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,684 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,342 |
| US States Quiz | 0 | - | 5.00 | 16,916,810 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,205 |
| U.S. Senators by State | 0 | - | 4.44 | 39,998 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,327 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,237 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,655 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,342 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,576 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,195 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,013 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,548 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,610 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,105 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,086 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,603 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,793 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,582 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,972 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,407 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,288 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,978 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,484 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,792 |
| Random European Capital to Country | 0 | - | 4.98 | 191,364 |
| Random European Country to Capital | 0 | - | 4.93 | 165,383 |
| Random African Capital to Country | 0 | - | 4.97 | 100,908 |
| Random African Country to Capital | 0 | - | 4.94 | 71,371 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,306 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,185 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,614 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,681 |
| Countries of the German Empire | 0 | - | 4.51 | 38,013 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,982 |
| United States Country Quiz | 0 | - | 4.43 | 101,713 |
| Europe Map Quiz | 0 | - | 5.00 | 4,770,834 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,936 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,232 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,605 |
| Pixelated United States Map | 0 | - | 4.88 | 94,459 |
| US States with an Empty Map | 0 | - | 5.00 | 625,954 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,132 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,841 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,707 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,665 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,364 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,328 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,635 |
| U.S. States By Population | 0 | - | 4.92 | 153,732 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,701 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,591 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,703 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,497 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,330 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,789 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,283 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,948 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,409 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,662 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,444 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,906 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,231 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,763 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,817 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,699 |
| Oceania Map Quiz | 0 | - | 4.98 | 650,232 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,647 |
| Asia Map Quiz | 0 | - | 4.99 | 919,567 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,229 |
| U.S. State Flags | 0 | - | 4.88 | 171,289 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,663 |
| Hawaiian Islands | 0 | - | 4.83 | 42,774 |
| Rivers of the United States | 0 | - | 4.93 | 66,327 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,014 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,534 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,377 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,449 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,945 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,296 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,930 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,967 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,332 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,994 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,863 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,459 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,690 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,704 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,116 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,237 |
| US States and State Capitals | 0 | - | 4.99 | 163,489 |
| New York City A-Z | 0 | - | 4.18 | 32,329 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,555 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,366 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,098 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,665 |
| The Only European Country ... | 0 | - | 4.91 | 217,374 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,788 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,571 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,740 |
| Arms Exports - United States | 0 | - | 4.77 | 62,524 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,712 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,851 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,347 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,777 |
| Countries of Africa | 0 | - | 5.00 | 2,544,737 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,429 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,751 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,725 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,812 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,898 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,281 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,139 |
| Australia Map Quiz | 0 | - | 4.95 | 345,125 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,023 |
| African East Coast | 0 | - | 4.96 | 96,279 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,544,330 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,603 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,447 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,476 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,301 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,605 |
| California A-Z | 0 | - | 4.49 | 28,807 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,913 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,439 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,798 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,537 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,163 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,764 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,352 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,634 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,216 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.41 | 23,658 |
| Official Cities in the UK | 0 | - | 4.89 | 284,498 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,419 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,615 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,953 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,831 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,384 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,021 |
| Europe Capital to Country | 0 | - | 4.99 | 250,864 |
| Asia Capital to Country | 0 | - | 4.96 | 126,864 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,197 |
| European Capitals by Map | 0 | - | 4.99 | 139,957 |
| African Capitals by Map | 0 | - | 4.99 | 134,155 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,512 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,561 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,708 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,630 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,208 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,519 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,290 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,022 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,630 |
| European Coastal Capitals | 0 | - | 4.95 | 90,810 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,669 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,819 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,533 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,922 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,295 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,405 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,677 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,092 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,356 |
| Countries of the Middle East | 0 | - | 4.96 | 201,671 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,554 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,543 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,270 |
| Slavic Countries | 0 | - | 4.96 | 111,878 |
| African Island Countries | 0 | - | 4.96 | 101,866 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,202 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,261 |
| Monarchies of Europe | 0 | - | 4.90 | 98,344 |
| Monarchies of Asia | 0 | - | 4.97 | 71,220 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,962 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,625 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,016 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,230 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,735 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,231 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,780 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,829 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,467 |
| The Only African Country ... | 0 | - | 4.99 | 129,269 |
