| Total United States Immigration by Country | 0 | - | 4.91 | 111,293 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,126 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,436 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,623 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,243 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,124 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,313 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,488 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,247 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,995 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,615 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,261 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,299 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,116 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,426 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,502 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,504 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,909 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,250 |
| The Only American Country ... | 0 | - | 4.92 | 121,379 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,517 |
| US States Quiz | 0 | - | 5.00 | 16,827,284 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,539 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,440 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,506 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,879 |
| Central American Countries | 0 | - | 4.98 | 155,851 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,878 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,315 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,834 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,767 |
| States of Mexico | 0 | - | 4.95 | 175,439 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,323 |
| Countries of Africa | 0 | - | 5.00 | 2,529,230 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,331 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,959 |
| Pixelated United States Map | 0 | - | 4.87 | 94,055 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,621 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,141 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,181 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,673 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,935 |
| U.S. States By Population | 0 | - | 4.92 | 152,983 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,168 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,304 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,094 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,444 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,478 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,573 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,788 |
| The Only European Country ... | 0 | - | 4.91 | 215,925 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,682 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,732 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,567 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,409 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,535 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,025 |
| Panama Country Quiz | 0 | - | 4.61 | 25,746 |
| US States with an Empty Map | 0 | - | 5.00 | 623,140 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,299 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,734 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,727 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,642 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,004 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,063 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,550 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,885 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,221 |
| Canada Country Quiz | 0 | - | 4.54 | 132,310 |
| United States Country Quiz | 0 | - | 4.43 | 101,287 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,080 |
| Flags of North and South America | 0 | - | 4.99 | 371,757 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,584 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,092 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,334 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,684 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,353 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,854 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,041 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,579 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,110 |
| Countries of the Middle East | 0 | - | 4.96 | 200,696 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,975 |
| Slavic Countries | 0 | - | 4.96 | 111,469 |
| African Island Countries | 0 | - | 4.96 | 101,399 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,780 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,613 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,397 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,499 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,504 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,067 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,945 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,367 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,973 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,949 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,785 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,048 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,814 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,616 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,395 |
| Peru Country Quiz | 0 | - | 4.54 | 48,569 |
| Chile Country Quiz | 0 | - | 4.75 | 39,980 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,806 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,430 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,254 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,383 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,458 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,376 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,817 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,782 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,832 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,368 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,456 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,977 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,593 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,323 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,707 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,015 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,916 |
| Monarchies of Europe | 0 | - | 4.90 | 97,927 |
| Monarchies of Asia | 0 | - | 4.97 | 70,962 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,764 |
| The Only African Country ... | 0 | - | 4.98 | 128,904 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,050 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,624 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,649 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,216 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,747 |
| European Countries with One Border | 0 | - | 4.97 | 182,481 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,287 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,964 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,228 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,744 |
| UK Immigration by Country | 0 | - | 4.94 | 140,637 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,688 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,979 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,410 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,851 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,281 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 129,479 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,286 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,108 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,269 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,915 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,690 |
| Which South American Country? | 0 | - | 4.69 | 51,889 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,851 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,759 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,805 |
| Countries That Border Russia | 0 | - | 4.98 | 461,028 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,869 |
| Countries Bordering France | 0 | - | 4.83 | 401,805 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,543 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,491 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,935 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,760 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,276 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,836 |
| Germany Country Quiz | 0 | - | 4.82 | 157,540 |
| Russia Country Quiz | 0 | - | 4.85 | 114,252 |
| Italy Country Quiz | 0 | - | 4.82 | 123,162 |
| Japan Country Quiz | 0 | - | 4.93 | 142,192 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,388 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,224 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,007 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,281 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,661 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,376 |
| Syria Country Quiz | 0 | - | 4.81 | 32,662 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,710 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,690 |
| States of Brazil | 0 | - | 4.97 | 87,559 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,615 |
| O Canada Lyrics | 0 | - | 4.47 | 50,912 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,618 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,647 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,990 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,026 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,205 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,537 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,428 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,247 |
| South American Cities on the Map | 0 | - | 4.56 | 35,371 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,375 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,855 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,188 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,534 |
| Random European Capital to Country | 0 | - | 4.98 | 190,594 |
| Random European Country to Capital | 0 | - | 4.93 | 164,439 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,176 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,572 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,678 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,032 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,268 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,377 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,549 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,147 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,029 |
| Every European Country Shape | 0 | - | 4.96 | 201,254 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,546 |
