| Total United States Immigration by Country | 0 | - | 4.91 | 110,641 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,838 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,770 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,689 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,464 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,068 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,442 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,828 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,336 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,308 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,155 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,387 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,056 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,277 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,538 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,321 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,726 |
| The Only American Country ... | 0 | - | 4.92 | 120,734 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,358 |
| US States Quiz | 0 | - | 5.00 | 16,696,586 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,225 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,325 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,718 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,383 |
| Central American Countries | 0 | - | 4.98 | 155,014 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,065 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,966 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,376 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,836 |
| States of Mexico | 0 | - | 4.95 | 173,302 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,067 |
| Countries of Africa | 0 | - | 5.00 | 2,507,139 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,089 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,887 |
| Pixelated United States Map | 0 | - | 4.89 | 93,457 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,704 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,333 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,383 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,631 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,880 |
| U.S. States By Population | 0 | - | 4.92 | 152,334 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,375 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,847 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,755 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,869 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,932 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,797 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,509 |
| The Only European Country ... | 0 | - | 4.91 | 213,766 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,088 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,489 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,196 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,155 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,338 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,857 |
| Panama Country Quiz | 0 | - | 4.61 | 25,602 |
| US States with an Empty Map | 0 | - | 5.00 | 618,676 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,371 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,334 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,903 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,058 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,518 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,876 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,473 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,590 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,419 |
| Canada Country Quiz | 0 | - | 4.54 | 131,692 |
| United States Country Quiz | 0 | - | 4.43 | 100,561 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,037 |
| Flags of North and South America | 0 | - | 4.99 | 366,980 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,074 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,798 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,924 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,685 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,551 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,905 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,002 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,328 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,271 |
| Countries of the Middle East | 0 | - | 4.96 | 198,865 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,230 |
| Slavic Countries | 0 | - | 4.96 | 110,832 |
| African Island Countries | 0 | - | 4.96 | 100,766 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,490 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,594 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,696 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,741 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,144 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,147 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,267 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,546 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,242 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,380 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,218 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,495 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,115 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,824 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,074 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,077 |
| Peru Country Quiz | 0 | - | 4.54 | 48,295 |
| Chile Country Quiz | 0 | - | 4.75 | 39,717 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,747 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,172 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,313 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,645 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,848 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,635 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,029 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,538 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,895 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,956 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,818 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,969 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,817 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,176 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,336 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,350 |
| Monarchies of Europe | 0 | - | 4.90 | 97,295 |
| Monarchies of Asia | 0 | - | 4.97 | 70,590 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,427 |
| The Only African Country ... | 0 | - | 4.99 | 128,344 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,773 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,242 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,027 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,351 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,012 |
| European Countries with One Border | 0 | - | 4.97 | 181,592 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,505 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,085 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,970 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,642 |
| UK Immigration by Country | 0 | - | 4.94 | 139,600 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,789 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,224 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,853 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,222 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,347 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,225 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,780 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,767 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,059 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,435 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,201 |
| Which South American Country? | 0 | - | 4.69 | 51,719 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,224 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,105 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,483 |
| Countries That Border Russia | 0 | - | 4.98 | 458,855 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,464 |
| Countries Bordering France | 0 | - | 4.83 | 398,796 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,982 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,206 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,477 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,186 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,973 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,690 |
| Germany Country Quiz | 0 | - | 4.82 | 156,508 |
| Russia Country Quiz | 0 | - | 4.85 | 113,619 |
| Italy Country Quiz | 0 | - | 4.82 | 122,171 |
| Japan Country Quiz | 0 | - | 4.92 | 141,219 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,109 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,838 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,812 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,029 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,032 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,480 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,840 |
| States of Brazil | 0 | - | 4.98 | 86,358 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,936 |
| O Canada Lyrics | 0 | - | 4.47 | 50,778 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,649 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,238 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,435 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,703 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,751 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,465 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,711 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,680 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,588 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,424 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,015 |
| Random European Capital to Country | 0 | - | 4.98 | 189,175 |
| Random European Country to Capital | 0 | - | 4.92 | 147,430 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,365 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,380 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,320 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,782 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,833 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,144 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,260 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,396 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,268 |
| Every European Country Shape | 0 | - | 4.96 | 200,103 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,672 |
| Every African Country Shape | 0 | - | 4.90 | 86,069 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,165 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,132 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,657 |
