| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,490 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,083 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,506 |
| Random U.S. States on a Map | 0 | - | 4.96 | 628,807 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,848 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,209 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,897 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 194,125 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,182 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,181 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,194 |
| United States Map Quiz | 0 | - | 4.98 | 4,166,478 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,019 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,827 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,403 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,157 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,763 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,492 |
| US States Quiz | 0 | - | 5.00 | 16,949,552 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,423 |
| U.S. Senators by State | 0 | - | 4.44 | 40,040 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,833 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,619 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,245 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,603 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,709 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,496 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,245 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,731 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,756 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,279 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,128 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,725 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,097 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 193,156 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,250 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,108 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,655 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,116 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,524 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,919 |
| Random European Capital to Country | 0 | - | 4.98 | 191,767 |
| Random European Country to Capital | 0 | - | 4.93 | 165,619 |
| Random African Capital to Country | 0 | - | 4.97 | 101,122 |
| Random African Country to Capital | 0 | - | 4.94 | 71,569 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,446 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,235 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,637 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,895 |
| Countries of the German Empire | 0 | - | 4.51 | 38,090 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,115 |
| United States Country Quiz | 0 | - | 4.43 | 101,929 |
| Europe Map Quiz | 0 | - | 5.00 | 4,777,924 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,151 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,305 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,791 |
| Pixelated United States Map | 0 | - | 4.88 | 94,608 |
| US States with an Empty Map | 0 | - | 5.00 | 627,042 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,699 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,753 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,921 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,919 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,664 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,558 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,913 |
| U.S. States By Population | 0 | - | 4.92 | 153,896 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,912 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,709 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,899 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,793 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,420 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,918 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,446 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,045 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,526 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,734 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,524 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,154 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,502 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,982 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,127 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,729 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,227 |
| Africa Map Quiz | 0 | - | 5.00 | 2,124,967 |
| Asia Map Quiz | 0 | - | 4.99 | 922,133 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,320 |
| U.S. State Flags | 0 | - | 4.89 | 171,942 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,870 |
| Hawaiian Islands | 0 | - | 4.83 | 42,833 |
| Rivers of the United States | 0 | - | 4.93 | 66,468 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,937 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,022 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,448 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,842 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 631,995 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,563 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,197 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,043 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,562 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,098 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,886 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,487 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,523 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,515 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,147 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,391 |
| US States and State Capitals | 0 | - | 4.99 | 164,330 |
| New York City A-Z | 0 | - | 4.18 | 32,350 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,107 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,452 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,521 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,546 |
| The Only European Country ... | 0 | - | 4.91 | 218,080 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,251 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,031 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,808 |
| Arms Exports - United States | 0 | - | 4.77 | 62,611 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,003 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,115 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,615 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,948 |
| Countries of Africa | 0 | - | 5.00 | 2,550,754 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,555 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,851 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,780 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,850 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,127 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,610 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,368 |
| Australia Map Quiz | 0 | - | 4.95 | 345,605 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,544 |
| African East Coast | 0 | - | 4.96 | 96,486 |
| Fifty US States in One Minute | 0 | - | 4.62 | 3,549,452 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,690 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,541 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,517 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,841 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,062 |
| California A-Z | 0 | - | 4.49 | 28,820 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,016 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,252,275 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,562 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,742 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,284 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,939 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,637 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,755 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,300 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.41 | 23,675 |
| Official Cities in the UK | 0 | - | 4.89 | 285,229 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,492 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,653 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,169 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,554 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,708 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,118 |
| Europe Capital to Country | 0 | - | 4.99 | 251,419 |
| Asia Capital to Country | 0 | - | 4.96 | 127,115 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,545 |
| European Capitals by Map | 0 | - | 4.99 | 141,175 |
| African Capitals by Map | 0 | - | 4.99 | 140,937 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,589 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,260 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,917 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,481 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,352 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,737 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,569 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,201 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,925 |
| European Coastal Capitals | 0 | - | 4.95 | 91,030 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,035 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,530 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,092 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,027 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,421 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,532 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,848 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,278 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,018 |
| Countries of the Middle East | 0 | - | 4.96 | 202,115 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,840 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,795 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,448 |
| Slavic Countries | 0 | - | 4.96 | 112,106 |
| African Island Countries | 0 | - | 4.96 | 102,153 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,325 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,342 |
| Monarchies of Europe | 0 | - | 4.90 | 98,545 |
| Monarchies of Asia | 0 | - | 4.97 | 71,347 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,031 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,970 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,138 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,390 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,040 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,473 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,021 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,215 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,886 |
| The Only African Country ... | 0 | - | 4.99 | 129,447 |
