| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,545 |
| U.S. Presidents by State | 0 | - | 4.34 | 68,484 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,657 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,894 |
| Vietnam War Countries | 0 | - | 4.83 | 93,607 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,414 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,459 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,847 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,567 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,759 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,579 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,312 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,443 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,052 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,410 |
| US States Quiz | 0 | - | 5.00 | 16,699,932 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,940 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,988 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,844 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,981 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,826 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,362 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,741 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,863 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,925 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,954 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,952 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,686 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,250 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,392 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,421 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,941 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,075 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,053 |
| Random European Capital to Country | 0 | - | 4.98 | 189,200 |
| Random European Country to Capital | 0 | - | 4.92 | 147,443 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,396 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,410 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,537 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,881 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,473 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,542 |
| United States Country Quiz | 0 | - | 4.43 | 100,579 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,114 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,090 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,804 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,928 |
| Pixelated United States Map | 0 | - | 4.89 | 93,471 |
| US States with an Empty Map | 0 | - | 5.00 | 618,804 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,725 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,817 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,353 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,408 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,709 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,666 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,901 |
| U.S. States By Population | 0 | - | 4.92 | 152,360 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,401 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,863 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,895 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,932 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,763 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,877 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,873 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,077 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,479 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,065 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,658 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,347 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,186 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,856 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,418 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,274 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,239 |
| Asia Map Quiz | 0 | - | 4.99 | 906,970 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,651 |
| U.S. State Flags | 0 | - | 4.89 | 167,063 |
| Hawaiian Islands | 0 | - | 4.83 | 42,427 |
| Rivers of the United States | 0 | - | 4.93 | 65,511 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,190 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,440 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,088 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,697 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,862 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,656 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,597 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,061 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,550 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 43,859 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,185 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,863 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,924 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,184 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,971 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,810 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,543 |
| The Only European Country ... | 0 | - | 4.91 | 213,817 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,130 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,525 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,202 |
| Arms Exports - United States | 0 | - | 4.70 | 54,346 |
| Countries of Africa | 0 | - | 5.00 | 2,507,694 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,119 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,241 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,342 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,884 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,791 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,460 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,924 |
| Australia Map Quiz | 0 | - | 4.94 | 342,465 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,298 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,416 |
| African East Coast | 0 | - | 4.96 | 95,040 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,036 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,486 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,111 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 80,867 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,536 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,499 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,522 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,504 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,029 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,391 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,379 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 83,996 |
| Official Cities in the UK | 0 | - | 4.89 | 280,515 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,716 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,349 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,699 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,804 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,596 |
| Europe Capital to Country | 0 | - | 4.99 | 247,790 |
| Asia Capital to Country | 0 | - | 4.96 | 125,750 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,447 |
| European Capitals by Map | 0 | - | 4.99 | 136,248 |
| African Capitals by Map | 0 | - | 4.99 | 132,165 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,225 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,853 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,664 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,122 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,407 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,118 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,181 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,173 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,602 |
| European Coastal Capitals | 0 | - | 4.95 | 89,748 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,182 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,783 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,783 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,421 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,701 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,445 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,761 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,732 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,193 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,309 |
| Countries of the Middle East | 0 | - | 4.96 | 198,903 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,253 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,357 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,335 |
| Slavic Countries | 0 | - | 4.96 | 110,852 |
| African Island Countries | 0 | - | 4.96 | 100,786 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,363 |
| Monarchies of Europe | 0 | - | 4.90 | 97,305 |
| Monarchies of Asia | 0 | - | 4.97 | 70,597 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,497 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,431 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,602 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,700 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,480 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,101 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,751 |
| The Only African Country ... | 0 | - | 4.99 | 128,360 |
| The Only American Country ... | 0 | - | 4.92 | 120,756 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,776 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,619 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,713 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,759 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,151 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,158 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,285 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,570 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,268 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,406 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,238 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,503 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,246 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,035 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,384 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,034 |
| Countries That Border Russia | 0 | - | 4.98 | 458,898 |
| European Countries with One Border | 0 | - | 4.97 | 181,617 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,517 |
| Countries Bordering France | 0 | - | 4.83 | 399,027 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,032 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,105 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,115 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,680 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,930 |
