| Total United States Immigration by Country | 0 | - | 4.91 | 110,620 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,790 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,757 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,668 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,449 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,042 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,419 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,814 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,323 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,303 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,083 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,370 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,042 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,271 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,511 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,311 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,694 |
| The Only American Country ... | 0 | - | 4.92 | 120,721 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,357 |
| US States Quiz | 0 | - | 5.00 | 16,693,412 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,207 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,297 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,711 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,376 |
| Central American Countries | 0 | - | 4.98 | 154,993 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,054 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,960 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,366 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,793 |
| States of Mexico | 0 | - | 4.95 | 173,274 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,064 |
| Countries of Africa | 0 | - | 5.00 | 2,506,621 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,832 |
| Pixelated United States Map | 0 | - | 4.89 | 93,438 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,683 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,321 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,371 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,611 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,867 |
| U.S. States By Population | 0 | - | 4.92 | 152,328 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,359 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,837 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,746 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,858 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,900 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,474 |
| The Only European Country ... | 0 | - | 4.91 | 213,718 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,043 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,457 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,181 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,152 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,334 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,856 |
| Panama Country Quiz | 0 | - | 4.61 | 25,598 |
| US States with an Empty Map | 0 | - | 5.00 | 618,579 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,360 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,299 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,871 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,043 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,510 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,873 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,468 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,422 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,266 |
| Canada Country Quiz | 0 | - | 4.54 | 131,686 |
| United States Country Quiz | 0 | - | 4.43 | 100,543 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,905 |
| Flags of North and South America | 0 | - | 4.99 | 366,795 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,067 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,920 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,661 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,541 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,881 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,939 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,308 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,233 |
| Countries of the Middle East | 0 | - | 4.96 | 198,838 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,218 |
| Slavic Countries | 0 | - | 4.96 | 110,820 |
| African Island Countries | 0 | - | 4.96 | 100,748 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,576 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,672 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,731 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,138 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,219 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,375 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,201 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,479 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,115 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,799 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,059 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,074 |
| Peru Country Quiz | 0 | - | 4.54 | 48,288 |
| Chile Country Quiz | 0 | - | 4.75 | 39,709 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,703 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,111 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,312 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,605 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,838 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,627 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,016 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,533 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,927 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,795 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,958 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,809 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,157 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,316 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,340 |
| Monarchies of Europe | 0 | - | 4.90 | 97,282 |
| Monarchies of Asia | 0 | - | 4.97 | 70,582 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| The Only African Country ... | 0 | - | 4.99 | 128,330 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,766 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,233 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,017 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,319 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,993 |
| European Countries with One Border | 0 | - | 4.97 | 181,575 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,484 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,070 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,638 |
| UK Immigration by Country | 0 | - | 4.94 | 139,560 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,735 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,195 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,838 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,193 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,342 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,205 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,773 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,759 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,057 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,427 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,186 |
| Which South American Country? | 0 | - | 4.69 | 51,711 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,211 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,088 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,481 |
| Countries That Border Russia | 0 | - | 4.98 | 458,806 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,452 |
| Countries Bordering France | 0 | - | 4.83 | 398,583 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,935 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,196 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,466 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,172 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,964 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,612 |
| Germany Country Quiz | 0 | - | 4.82 | 156,484 |
| Russia Country Quiz | 0 | - | 4.85 | 113,609 |
| Italy Country Quiz | 0 | - | 4.82 | 122,151 |
| Japan Country Quiz | 0 | - | 4.92 | 141,192 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,081 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,827 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,808 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,021 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,028 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,473 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,805 |
| States of Brazil | 0 | - | 4.98 | 86,321 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,906 |
| O Canada Lyrics | 0 | - | 4.47 | 50,778 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,498 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,226 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,423 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,695 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,737 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,439 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,704 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,670 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,583 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,411 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,994 |
| Random European Capital to Country | 0 | - | 4.98 | 189,148 |
| Random European Country to Capital | 0 | - | 4.92 | 147,396 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,341 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,371 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,308 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,779 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,824 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,136 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,246 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,354 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,223 |
| Every European Country Shape | 0 | - | 4.96 | 200,082 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,652 |
| Every African Country Shape | 0 | - | 4.90 | 86,046 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,155 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,109 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,643 |
