| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,454 |
| U.S. Presidents by State | 0 | - | 4.34 | 68,474 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,590 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,340 |
| Vietnam War Countries | 0 | - | 4.83 | 93,566 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,331 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,363 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,785 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,456 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,474 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,499 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,244 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,396 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,860 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,357 |
| US States Quiz | 0 | - | 5.00 | 16,688,064 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,803 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,889 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,747 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,937 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,787 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,192 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,641 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,812 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,523 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,699 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,897 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,643 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,150 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,309 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,172 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,794 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,986 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,979 |
| Random European Capital to Country | 0 | - | 4.98 | 189,110 |
| Random European Country to Capital | 0 | - | 4.92 | 147,376 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,307 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,350 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,466 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,845 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,464 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,474 |
| United States Country Quiz | 0 | - | 4.43 | 100,519 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,006 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,021 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,782 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,898 |
| Pixelated United States Map | 0 | - | 4.89 | 93,414 |
| US States with an Empty Map | 0 | - | 5.00 | 618,415 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,637 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,455 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,286 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,332 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,615 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,559 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,821 |
| U.S. States By Population | 0 | - | 4.92 | 152,294 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,316 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,813 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,859 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,843 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,730 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,821 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,814 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,048 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,432 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,041 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,630 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,260 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,127 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,758 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,963 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,808 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,399 |
| Asia Map Quiz | 0 | - | 4.99 | 906,379 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,616 |
| U.S. State Flags | 0 | - | 4.89 | 166,864 |
| Hawaiian Islands | 0 | - | 4.83 | 42,417 |
| Rivers of the United States | 0 | - | 4.93 | 65,452 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,984 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,269 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,071 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,534 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,813 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,588 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,579 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,977 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,521 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 39,887 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,749 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,242 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,905 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,130 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,839 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,762 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,427 |
| The Only European Country ... | 0 | - | 4.91 | 213,630 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,966 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,413 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Arms Exports - United States | 0 | - | 4.70 | 54,303 |
| Countries of Africa | 0 | - | 5.00 | 2,505,872 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 70,961 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,206 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,325 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,410 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,748 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,380 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,857 |
| Australia Map Quiz | 0 | - | 4.94 | 342,342 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,173 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,069 |
| African East Coast | 0 | - | 4.96 | 94,977 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,973 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,517,024 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,069 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,838 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,193 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,353 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,206 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,944 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,909 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,336 |
| Biggest European Cities by Century | 0 | - | 4.98 | 141,276 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 83,961 |
| Official Cities in the UK | 0 | - | 4.89 | 280,330 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,690 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,289 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,639 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,713 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,566 |
| Europe Capital to Country | 0 | - | 4.99 | 247,390 |
| Asia Capital to Country | 0 | - | 4.96 | 125,675 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,361 |
| European Capitals by Map | 0 | - | 4.99 | 136,083 |
| African Capitals by Map | 0 | - | 4.99 | 132,092 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,001 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,685 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,596 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,039 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,362 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,055 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,108 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,120 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,556 |
| European Coastal Capitals | 0 | - | 4.95 | 89,689 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,160 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,531 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,643 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,394 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,665 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,396 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,730 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,118 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,131 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,164 |
| Countries of the Middle East | 0 | - | 4.96 | 198,790 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,195 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,293 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,293 |
| Slavic Countries | 0 | - | 4.96 | 110,804 |
| African Island Countries | 0 | - | 4.96 | 100,706 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,326 |
| Monarchies of Europe | 0 | - | 4.90 | 97,255 |
| Monarchies of Asia | 0 | - | 4.97 | 70,562 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,469 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,408 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,958 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,631 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,412 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,991 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,649 |
| The Only African Country ... | 0 | - | 4.99 | 128,305 |
| The Only American Country ... | 0 | - | 4.92 | 120,696 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,752 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,537 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,638 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,706 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,126 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,116 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,237 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,513 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,192 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,349 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,168 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,459 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,218 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,989 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,281 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,965 |
| Countries That Border Russia | 0 | - | 4.98 | 458,699 |
| European Countries with One Border | 0 | - | 4.97 | 181,524 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,199 |
| Countries Bordering France | 0 | - | 4.85 | 398,029 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,857 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,052 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,046 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,616 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,599 |
