| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,283 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,683 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,169 |
| Random U.S. States on a Map | 0 | - | 4.96 | 626,674 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,475 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,777 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,471 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,653 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,719 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,799 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,511 |
| United States Map Quiz | 0 | - | 4.98 | 4,159,059 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,639 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,389 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,130 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,895 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,630 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,198 |
| US States Quiz | 0 | - | 5.00 | 16,881,792 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,970 |
| U.S. Senators by State | 0 | - | 4.44 | 39,966 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,959 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,908 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,374 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,853 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,455 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,903 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,830 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,397 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,493 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,971 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,250 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,499 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,139 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,889 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,687 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,726 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,071 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,841 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,438 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,683 |
| Random European Capital to Country | 0 | - | 4.98 | 190,967 |
| Random European Country to Capital | 0 | - | 4.93 | 165,174 |
| Random African Capital to Country | 0 | - | 4.97 | 100,760 |
| Random African Country to Capital | 0 | - | 4.94 | 71,250 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,190 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,147 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,589 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,497 |
| Countries of the German Empire | 0 | - | 4.51 | 37,947 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,797 |
| United States Country Quiz | 0 | - | 4.43 | 101,552 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,226 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,792 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,183 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,501 |
| Pixelated United States Map | 0 | - | 4.87 | 94,292 |
| US States with an Empty Map | 0 | - | 5.00 | 624,821 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,912 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,754 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,464 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,476 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,094 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,054 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,339 |
| U.S. States By Population | 0 | - | 4.92 | 153,575 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,484 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,456 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,559 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,256 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,228 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,646 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,041 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,769 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,236 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,545 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,274 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,626 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,066 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,537 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,537 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,461 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,601 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,441 |
| Asia Map Quiz | 0 | - | 4.99 | 917,208 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,142 |
| U.S. State Flags | 0 | - | 4.88 | 170,591 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,503 |
| Hawaiian Islands | 0 | - | 4.83 | 42,727 |
| Rivers of the United States | 0 | - | 4.93 | 66,220 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,317 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,021 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,328 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,022 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 627,982 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,677 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,693 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,897 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,115 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,919 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,825 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,434 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,981 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,206 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,085 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,072 |
| US States and State Capitals | 0 | - | 4.99 | 162,596 |
| New York City A-Z | 0 | - | 4.18 | 32,307 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,121 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,266 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,871 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,326 |
| The Only European Country ... | 0 | - | 4.91 | 216,760 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,351 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,206 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,664 |
| Arms Exports - United States | 0 | - | 4.77 | 62,430 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,442 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,618 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,082 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,571 |
| Countries of Africa | 0 | - | 5.00 | 2,538,232 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,294 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,670 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,667 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,220 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,740 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,021 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,922 |
| Australia Map Quiz | 0 | - | 4.95 | 344,698 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,563 |
| African East Coast | 0 | - | 4.96 | 96,101 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,540,132 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,529 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,355 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,436 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,871 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,267 |
| California A-Z | 0 | - | 4.49 | 28,790 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,822 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,775 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,843 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,293 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,027 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,565 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,062 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,525 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,113 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.41 | 23,643 |
| Official Cities in the UK | 0 | - | 4.89 | 283,900 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,354 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,592 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,730 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,646 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,142 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,942 |
| Europe Capital to Country | 0 | - | 4.99 | 250,407 |
| Asia Capital to Country | 0 | - | 4.96 | 126,693 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,921 |
| European Capitals by Map | 0 | - | 4.99 | 139,304 |
| African Capitals by Map | 0 | - | 4.99 | 133,834 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,601 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,935 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,504 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,450 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,065 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,300 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,106 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,862 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,449 |
| European Coastal Capitals | 0 | - | 4.95 | 90,626 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,601 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,116 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,120 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,845 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,203 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,310 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,052 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,933 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,818 |
| Countries of the Middle East | 0 | - | 4.96 | 201,239 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,337 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,333 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,144 |
| Slavic Countries | 0 | - | 4.96 | 111,706 |
| African Island Countries | 0 | - | 4.96 | 101,666 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,103 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,181 |
| Monarchies of Europe | 0 | - | 4.90 | 98,181 |
| Monarchies of Asia | 0 | - | 4.97 | 71,107 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,893 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,288 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,907 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,089 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,667 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,943 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,544 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,573 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,891 |
| The Only African Country ... | 0 | - | 4.99 | 129,127 |
