| Countries Closest to Canada | 0 | - | 4.90 | 197,343 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,387 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,651 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,867 |
| Belize Country Quiz | 0 | - | 4.85 | 20,802 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,449 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,835 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,309 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,329 |
| The Only American Country ... | 0 | - | 4.92 | 120,743 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,403 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,555 |
| United States Country Quiz | 0 | - | 4.43 | 100,570 |
| US States Quiz | 0 | - | 5.00 | 16,698,128 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,344 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,726 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,075 |
| Germany Country Quiz | 0 | - | 4.82 | 156,518 |
| Russia Country Quiz | 0 | - | 4.85 | 113,620 |
| Italy Country Quiz | 0 | - | 4.82 | 122,182 |
| Japan Country Quiz | 0 | - | 4.92 | 141,227 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,117 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,845 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,813 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,032 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,033 |
| Syria Country Quiz | 0 | - | 4.81 | 32,301 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,480 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,777 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,882 |
| States of Mexico | 0 | - | 4.95 | 173,314 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,238 |
| Countries of Africa | 0 | - | 5.00 | 2,507,406 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,116 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,969 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,292 |
| Palau Country Quiz | 0 | - | 4.89 | 22,837 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,910 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,951 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,802 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,520 |
| The Only European Country ... | 0 | - | 4.91 | 213,788 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,110 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,071 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,509 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,092 |
| Pixelated United States Map | 0 | - | 4.89 | 93,462 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,717 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,345 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,394 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,648 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,890 |
| U.S. States By Population | 0 | - | 4.92 | 152,347 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,389 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,852 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,759 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,871 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,059 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,156 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,612 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,759 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,344 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,408 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,091 |
| Liberia Country Quiz | 0 | - | 4.85 | 21,711 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,339 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,858 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,837 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,538 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,385 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,009 |
| Burkina Faso Country Quiz | 0 | - | 4.85 | 24,880 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,900 |
| US States with an Empty Map | 0 | - | 5.00 | 618,742 |
| O Canada Lyrics | 0 | - | 4.47 | 50,778 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,018 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,381 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,377 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,919 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,062 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,526 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,473 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,648 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,287 |
| Countries of the Middle East | 0 | - | 4.96 | 198,879 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,243 |
| Slavic Countries | 0 | - | 4.96 | 110,845 |
| African Island Countries | 0 | - | 4.96 | 100,778 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,495 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,490 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,695 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,473 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,085 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,604 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,703 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,751 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,147 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,153 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,272 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,553 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,247 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,387 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,225 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,500 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,061 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,278 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,027 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,890 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,600 |
| Flags of North and South America | 0 | - | 4.99 | 367,067 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,084 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,802 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,924 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,694 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,573 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,919 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,197 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,337 |
| Sudan Country Quiz | 0 | - | 4.91 | 27,454 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,677 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,667 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,855 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,648 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,044 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,543 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,909 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,975 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,833 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,974 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,820 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,183 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,350 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,358 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,738 |
| The Only African Country ... | 0 | - | 4.99 | 128,349 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,774 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,245 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,033 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,364 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,019 |
| European Countries with One Border | 0 | - | 4.97 | 181,601 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,512 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,840 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,093 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,077 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,078 |
| Peru Country Quiz | 0 | - | 4.54 | 48,298 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,643 |
| Chile Country Quiz | 0 | - | 4.75 | 39,718 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,360 |
| Panama Country Quiz | 0 | - | 4.61 | 25,604 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,210 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,203 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,678 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,716 |
| Countries That Border Russia | 0 | - | 4.98 | 458,879 |
| Countries Bordering France | 0 | - | 4.83 | 398,903 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,008 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,463 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,821 |
| UK Immigration by Country | 0 | - | 4.94 | 139,610 |
| Central American Countries | 0 | - | 4.98 | 155,022 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,821 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,236 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,854 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,237 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,350 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,229 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,786 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,770 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,439 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,205 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,230 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,113 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,484 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,470 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,208 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,481 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,190 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,975 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,340 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,729 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,015 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,378 |
| States of Brazil | 0 | - | 4.98 | 86,370 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,950 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,843 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,570 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,112 |
| Countries with Megacities | 0 | - | 4.99 | 246,759 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,038 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,918 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,462 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,810 |
