| Countries Closest to Canada | 0 | - | 4.90 | 186,058 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 79,841 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,089 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 188,866 |
| Belize Country Quiz | 0 | - | 4.88 | 19,058 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 95,236 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 80,251 |
| Colombia Country Quiz | 0 | - | 4.89 | 35,873 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,225 |
| The Only American Country ... | 0 | - | 4.94 | 111,413 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 126,053 |
| Countries that Beat the United States | 0 | - | 4.92 | 148,018 |
| United States Country Quiz | 0 | - | 4.44 | 90,827 |
| US States Quiz | 0 | - | 5.00 | 14,986,377 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 75,141 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,527 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,907 |
| Germany Country Quiz | 0 | - | 4.82 | 142,711 |
| Russia Country Quiz | 0 | - | 4.85 | 104,861 |
| Italy Country Quiz | 0 | - | 4.81 | 111,110 |
| Japan Country Quiz | 0 | - | 4.92 | 121,359 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 121,463 |
| Croatia Country Quiz | 0 | - | 4.81 | 38,211 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,795 |
| States of Mexico | 0 | - | 4.94 | 144,922 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 343,254 |
| Countries of Africa | 0 | - | 5.00 | 2,213,077 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,051 |
| Mexico Country Quiz | 0 | - | 4.48 | 67,243 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,697 |
| Palau Country Quiz | 0 | - | 4.87 | 20,775 |
| Countries That Use the Euro | 0 | - | 4.93 | 65,935 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,208 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,734 |
| The Only European Country ... | 0 | - | 4.93 | 182,907 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,920 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,935 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,183 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 69,469 |
| Pixelated United States Map | 0 | - | 4.90 | 83,712 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 102,075 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,750 |
| 10 Southernmost U.S. States | 0 | - | 4.86 | 100,737 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,992 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,573 |
| U.S. States By Population | 0 | - | 4.90 | 131,421 |
| U.S. States that Start with N | 0 | - | 4.95 | 157,359 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,797 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,969 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 57,052 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,434 |
| Cuba Country Quiz | 0 | - | 4.70 | 47,683 |
| Tanzania Country Quiz | 0 | - | 4.89 | 30,190 |
| Brunei Country Quiz | 0 | - | 4.88 | 19,805 |
| Botswana Country Quiz | 0 | - | 4.91 | 20,308 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.81 | 31,510 |
| Jordan Country Quiz | 0 | - | 4.83 | 28,305 |
| Mauritius Country Quiz | 0 | - | 4.81 | 20,192 |
| Liberia Country Quiz | 0 | - | 4.82 | 19,823 |
| Oman Country Quiz | 0 | - | 4.85 | 24,146 |
| Jamaica Country Quiz | 0 | - | 4.59 | 32,526 |
| Moldova Country Quiz | 0 | - | 4.86 | 27,795 |
| Kenya Country Quiz | 0 | - | 4.87 | 31,565 |
| Andorra Country Quiz | 0 | - | 4.87 | 28,412 |
| Bhutan Country Quiz | 0 | - | 4.88 | 21,879 |
| Burkina Faso Country Quiz | 0 | - | 4.83 | 22,688 |
| US States with an Empty Map | 0 | - | 5.00 | 562,371 |
| O Canada Lyrics Quiz | 0 | - | 4.45 | 49,188 |
| Countries of Europe by Population | 0 | - | 4.98 | 130,993 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,853 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,810 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 93,024 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,638 |
| US State Capitals Quiz - No Hints | 0 | - | 4.96 | 80,936 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,882 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,153 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,207,231 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,009 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 190,310 |
| Countries of the Middle East | 0 | - | 4.96 | 176,771 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,301 |
| Slavic Countries | 0 | - | 4.96 | 101,525 |
| African Island Countries | 0 | - | 4.96 | 90,997 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,994 |
| Countries of North America Quiz | 0 | - | 5.00 | 896,436 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,160 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,540 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 200,620 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,093 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,558 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,846 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,109 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,095 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,366 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,374 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,127 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,105 |
| Countries Bordering Brazil | 0 | - | 4.96 | 124,997 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,863 |
| Greenland Country Quiz | 0 | - | 4.82 | 32,886 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 590,922 |
| Canada Cities Map Quiz | 0 | - | 4.55 | 110,355 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,940 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 281,659 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,430 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 42,357 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 74,418 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,926 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 37,294 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 117,320 |
| South America Capitals Quiz | 0 | - | 5.00 | 433,231 |
| U.S. State Capitals Map Quiz | 0 | - | 4.92 | 127,730 |
| Sudan Country Quiz | 0 | - | 4.89 | 25,215 |
| Latvia Country Quiz | 0 | - | 4.84 | 28,976 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 187,448 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,782 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 102,278 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,341 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,537 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,491 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 209,279 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 163,933 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 160,322 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 82,270 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 90,655 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,051 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,263 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 86,311 |
| Monarchies of Europe | 0 | - | 4.89 | 88,140 |
| Monarchies of Asia | 0 | - | 4.95 | 54,770 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,238 |
| The Only African Country ... | 0 | - | 4.99 | 121,073 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,222 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,427 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,041 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 85,356 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,458 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,193 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 93,312 |
| European Countries with One Border | 0 | - | 4.96 | 152,482 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,120 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,749 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,557 |
| Brazil Country Quiz | 0 | - | 4.57 | 93,449 |
| Argentina Country Quiz | 0 | - | 4.51 | 52,980 |
| Peru Country Quiz | 0 | - | 4.52 | 44,499 |
| Barbados Country Quiz | 0 | - | 4.79 | 18,396 |
| Chile Country Quiz | 0 | - | 4.80 | 36,182 |
| Haiti Country Quiz | 0 | - | 4.76 | 29,779 |
| Nicaragua Country Quiz | 0 | - | 4.61 | 24,291 |
| Panama Country Quiz | 0 | - | 4.59 | 23,605 |
| Dominican Republic Country Quiz | 0 | - | 4.59 | 21,268 |
| Guatemala Country Quiz | 0 | - | 4.62 | 23,072 |
| Honduras Country Quiz | 0 | - | 4.51 | 21,623 |
| Costa Rica Country Quiz | 0 | - | 4.76 | 29,253 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 315,674 |
| Countries That Border Russia | 0 | - | 4.98 | 430,914 |
| Countries Bordering France | 0 | - | 4.87 | 361,307 |
| Countries Bordering Germany | 0 | - | 4.99 | 344,175 |
| New Zealand Country Quiz | 0 | - | 4.71 | 70,326 |
| Europe Map Quiz | 0 | - | 5.00 | 4,349,491 |
| UK Immigration by Country | 0 | - | 4.94 | 127,167 |
| Central American Countries | 0 | - | 4.98 | 141,242 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,603 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,299 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 86,065 |
| African Countries with the Most Christians | 0 | - | 4.92 | 68,380 |
| Most Forested European Countries | 0 | - | 4.82 | 69,242 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 181,607 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 111,031 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,507 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 93,322 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 53,153 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,576 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 182,947 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 116,937 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,231 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.90 | 82,511 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 85,039 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 61,022 |
| Countries Closest to Australia | 0 | - | 4.99 | 146,794 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 77,670 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 102,464 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 192,800 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.59 | 20,270 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,735 |
| States of Brazil | 0 | - | 4.97 | 70,945 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 41,999 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,327,774 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 353,154 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 128,862 |
| Countries with Megacities | 0 | - | 4.99 | 201,614 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,144 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,853 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 98,081 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,747 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 252,705 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 144,293 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,794 |
