| Random U.S. States on a Map | 0 | - | 4.96 | 620,982 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,599 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,244 |
| Vietnam War Countries | 0 | - | 4.83 | 93,548 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,391 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,824 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,198 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,638 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,970 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,210 |
| The American Revolution | 0 | - | 4.52 | 54,040 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,195 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,555 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,795 |
| US States Quiz | 0 | - | 5.00 | 16,684,727 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,885 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,084 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,330 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,131 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,154 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,628 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,622 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,729 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,569 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,696 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,095 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,807 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,100 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,131 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,314 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,177 |
| Arms Exports - United States | 0 | - | 4.70 | 54,288 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,193 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,423 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,671 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,293 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,127 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,760 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,161 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,453 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,839 |
| New York City A-Z | 0 | - | 4.18 | 32,177 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,114 |
| Hindu Countries | 0 | - | 4.85 | 49,467 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,212 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,443 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,311 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,138 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,069 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,614 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,395 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,660 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,435 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,340 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,758 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,906 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,428 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,453 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,009 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,780 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,887 |
| Pixelated United States Map | 0 | - | 4.89 | 93,391 |
| US States with an Empty Map | 0 | - | 5.00 | 618,325 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,623 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,376 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,271 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,320 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,586 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,542 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,808 |
| U.S. States By Population | 0 | - | 4.92 | 152,289 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,297 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,798 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,485 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,853 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,822 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,726 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,808 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,803 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,045 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,421 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,041 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,627 |
| California A-Z | 0 | - | 4.49 | 28,700 |
| U.S. Civil War Decoder | 0 | - | 4.14 | 25,176 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,136 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,250 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,120 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,320 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,707 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,239 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,340 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,227 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,627 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,385 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,814 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,438 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,646 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,708 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,483 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,962 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,524 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,685 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,135 |
| Asia Map Quiz | 0 | - | 4.99 | 906,168 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,610 |
| U.S. State Flags | 0 | - | 4.89 | 166,802 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,493 |
| Hawaiian Islands | 0 | - | 4.83 | 42,412 |
| Rivers of the United States | 0 | - | 4.93 | 65,444 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,938 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,230 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,068 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,508 |
| U.S. Senators by State | 0 | - | 4.44 | 39,736 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,800 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,574 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,578 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,966 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,518 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,457 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,793 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,764 |
| Biggest Axis-Controlled Cities | 0 | - | 4.43 | 48,576 |
| Cities in European History #1 | 0 | - | 4.63 | 133,003 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,865 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,599 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,050 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,574 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,014 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,125 |
| US States and State Capitals | 0 | - | 4.99 | 158,198 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,459 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,796 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,274 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,808 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,752 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,390 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,590 |
| The Only European Country ... | 0 | - | 4.91 | 213,574 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,915 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,370 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,620 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,635 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,164 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,736 |
| Countries of Africa | 0 | - | 5.00 | 2,505,423 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,763 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,319 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,518 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,250 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,549 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,736 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,355 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,835 |
| Australia Map Quiz | 0 | - | 4.94 | 342,288 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,133 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,552 |
| Flags of North and South America | 0 | - | 4.99 | 366,092 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,223 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,471 |
| Counties of England | 0 | - | 4.97 | 788,547 |
| African East Coast | 0 | - | 4.96 | 94,958 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,008 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,539 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,954 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,846 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,156 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,060 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,960 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,731 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,102 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,180 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,958 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,249 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,459 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,061 |
| The Iraq War | 0 | - | 4.47 | 15,543 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,803 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,093 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,765 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,859 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,724 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,923 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,773 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,886 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,312 |
| Biggest European Cities by Century | 0 | - | 4.98 | 140,325 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,197 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,196 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,541 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,505 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,739 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,135 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,505 |
| Official Cities in the UK | 0 | - | 4.89 | 280,269 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,679 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,451 |
