| Countries Closest to Canada | 0 | - | 4.90 | 190,623 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 82,825 |
| Total United States Immigration by Country | 0 | - | 4.88 | 102,953 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 199,565 |
| Belize Country Quiz | 0 | - | 4.87 | 19,760 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 100,315 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 84,383 |
| Colombia Country Quiz | 0 | - | 4.89 | 37,728 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 105,252 |
| The Only American Country ... | 0 | - | 4.93 | 114,666 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 139,003 |
| Countries that Beat the United States | 0 | - | 4.92 | 155,934 |
| United States Country Quiz | 0 | - | 4.45 | 94,758 |
| US States Quiz | 0 | - | 5.00 | 15,637,163 |
| Most-Visited U.S. Cities | 0 | - | 4.86 | 81,563 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 68,977 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 86,034 |
| Germany Country Quiz | 0 | - | 4.82 | 148,058 |
| Russia Country Quiz | 0 | - | 4.84 | 108,416 |
| Italy Country Quiz | 0 | - | 4.83 | 115,597 |
| Japan Country Quiz | 0 | - | 4.92 | 126,379 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 128,032 |
| Croatia Country Quiz | 0 | - | 4.81 | 40,182 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.84 | 32,917 |
| Kenya Country Quiz | 0 | - | 4.86 | 32,678 |
| Mexico States Map Quiz | 0 | - | 4.82 | 96,673 |
| States of Mexico | 0 | - | 4.93 | 154,893 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 353,257 |
| Countries of Africa | 0 | - | 5.00 | 2,318,113 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 38,486 |
| Mexico Country Quiz | 0 | - | 4.48 | 69,087 |
| Tuvalu Country Quiz | 0 | - | 4.85 | 20,343 |
| Palau Country Quiz | 0 | - | 4.89 | 21,598 |
| Countries That Use the Euro | 0 | - | 4.92 | 73,280 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 102,159 |
| The Only European Country ... | 0 | - | 4.92 | 194,151 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 200,748 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 85,932 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 89,008 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.89 | 72,737 |
| Pixelated United States Map | 0 | - | 4.91 | 87,116 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 108,265 |
| U.S. States with the Letter Y | 0 | - | 4.84 | 103,179 |
| 10 Southernmost U.S. States | 0 | - | 4.87 | 105,513 |
| U.S. States with Short Names | 0 | - | 4.89 | 138,682 |
| U.S. States that Start with M | 0 | - | 4.92 | 176,419 |
| U.S. States By Population | 0 | - | 4.90 | 135,875 |
| U.S. States that Start with N | 0 | - | 4.94 | 162,792 |
| U.S. States with Longest Names | 0 | - | 4.87 | 39,722 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 60,881 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 60,124 |
| Canada or Africa by Area | 0 | - | 4.76 | 15,984 |
| Cuba Country Quiz | 0 | - | 4.69 | 49,098 |
| Tanzania Country Quiz | 0 | - | 4.90 | 31,223 |
| Brunei Country Quiz | 0 | - | 4.88 | 20,623 |
| Botswana Country Quiz | 0 | - | 4.89 | 21,159 |
| Jordan Country Quiz | 0 | - | 4.85 | 29,562 |
| Mauritius Country Quiz | 0 | - | 4.83 | 20,970 |
| Liberia Country Quiz | 0 | - | 4.83 | 20,582 |
| Jamaica Country Quiz | 0 | - | 4.56 | 33,461 |
| Moldova Country Quiz | 0 | - | 4.87 | 28,912 |
| Andorra Country Quiz | 0 | - | 4.88 | 29,571 |
| Bhutan Country Quiz | 0 | - | 4.89 | 22,704 |
| Burkina Faso Country Quiz | 0 | - | 4.84 | 23,553 |
| US States with an Empty Map | 0 | - | 5.00 | 584,906 |
| O Canada Lyrics Quiz | 0 | - | 4.46 | 49,805 |
| Countries of Europe by Population | 0 | - | 4.98 | 142,490 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 181,512 |
| Top 10 Most Populous U.S. States | 0 | - | 4.96 | 158,442 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 97,558 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 66,270 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 83,639 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 45,972 |
| Countries with American Expatriates | 0 | - | 4.55 | 41,655 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,252,814 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 24,268 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 199,906 |
| Countries of the Middle East | 0 | - | 4.95 | 185,055 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 80,958 |
| Slavic Countries | 0 | - | 4.96 | 105,138 |
| African Island Countries | 0 | - | 4.96 | 94,743 |
| Straight Shot to Antarctica | 0 | - | 4.92 | 39,768 |
| Countries of North America Quiz | 0 | - | 5.00 | 938,513 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 117,968 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 99,708 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 127,022 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 206,594 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 184,414 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 146,702 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 109,701 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 137,562 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 144,104 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 110,161 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 153,572 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 93,471 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 101,672 |
| Countries Bordering Brazil | 0 | - | 4.96 | 127,451 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 47,359 |
| Egypt Country Quiz | 0 | - | 4.81 | 74,019 |
| Greenland Country Quiz | 0 | - | 4.83 | 34,130 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 605,548 |
| Canada Cities Map Quiz | 0 | - | 4.53 | 112,514 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 330,328 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 95,251 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 300,281 |
| 10 Longest Rivers in the United States | 0 | - | 4.83 | 36,688 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 77,633 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 85,960 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 40,822 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 122,413 |
| South America Capitals Quiz | 0 | - | 5.00 | 450,890 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 133,552 |
| Sudan Country Quiz | 0 | - | 4.90 | 26,091 |
| Latvia Country Quiz | 0 | - | 4.84 | 30,137 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 194,929 |
| Top 10 Coldest U.S. States | 0 | - | 4.92 | 106,259 |
| Top 10 Hottest U.S. States | 0 | - | 4.85 | 116,614 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 90,973 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 76,660 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.84 | 58,903 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 217,603 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 170,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 167,986 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 97,535 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 103,796 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 118,645 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 127,829 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 100,373 |
| Monarchies of Europe | 0 | - | 4.89 | 92,115 |
| Monarchies of Asia | 0 | - | 4.96 | 67,517 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 121,824 |
| The Only African Country ... | 0 | - | 4.98 | 123,851 |
| African Countries by a Single Clue | 0 | - | 4.91 | 65,560 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 28,739 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 69,065 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 88,900 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 128,345 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 97,923 |
| European Countries with One Border | 0 | - | 4.97 | 173,420 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 151,116 |
| Countries Closest to Africa | 0 | - | 4.96 | 150,008 |
| Brazil Country Quiz | 0 | - | 4.57 | 96,601 |
| Argentina Country Quiz | 0 | - | 4.52 | 54,626 |
| Peru Country Quiz | 0 | - | 4.52 | 46,027 |
| Barbados Country Quiz | 0 | - | 4.78 | 18,902 |
| Chile Country Quiz | 0 | - | 4.80 | 37,617 |
| Haiti Country Quiz | 0 | - | 4.75 | 30,785 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 25,106 |
| Panama Country Quiz | 0 | - | 4.60 | 24,314 |
| Dominican Republic Country Quiz | 0 | - | 4.60 | 22,011 |
| Guatemala Country Quiz | 0 | - | 4.63 | 23,916 |
| Honduras Country Quiz | 0 | - | 4.51 | 22,429 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 30,304 |
| Countries That Border Russia | 0 | - | 4.98 | 441,723 |
| Countries Bordering France | 0 | - | 4.87 | 370,824 |
| Countries Bordering Germany | 0 | - | 4.99 | 353,088 |
| New Zealand Country Quiz | 0 | - | 4.65 | 72,579 |
| Europe Map Quiz | 0 | - | 5.00 | 4,502,974 |
| UK Immigration by Country | 0 | - | 4.94 | 132,024 |
| Central American Countries | 0 | - | 4.98 | 146,627 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 108,308 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 100,172 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 90,569 |
| African Countries with the Most Christians | 0 | - | 4.92 | 71,175 |
| Most Forested European Countries | 0 | - | 4.78 | 72,015 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 188,268 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 114,713 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 107,572 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 96,416 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 55,060 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 74,520 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 186,483 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 120,552 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 119,520 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.85 | 85,054 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 87,529 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 64,314 |
| Countries Closest to Australia | 0 | - | 4.99 | 160,754 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 79,827 |
| Biggest Trading Partners - US | 0 | - | 4.62 | 104,170 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 201,487 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.60 | 20,988 |
| Brazil States Map Quiz | 0 | - | 4.84 | 43,500 |
| States of Brazil | 0 | - | 4.97 | 76,615 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.89 | 45,739 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,368,576 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 361,835 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 155,100 |
| Countries with Megacities | 0 | - | 4.99 | 213,794 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,038 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 104,784 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 105,266 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 71,492 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 265,873 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 150,827 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.97 | 40,652 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 74,198 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 33,807 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.89 | 106,507 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 91,795 |
