| Countries Bordering Brazil | 0 | - | 4.96 | 131,931 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,893 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,917 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,167 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,965 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,012 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,453 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,617 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,811 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,691 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,709 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,715 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,673 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,852 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,295 |
| The Only American Country ... | 0 | - | 4.92 | 121,837 |
| European Countries with One Border | 0 | - | 4.97 | 183,151 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,925 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,552 |
| US States Quiz | 0 | - | 5.00 | 16,921,956 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,278 |
| Central American Countries | 0 | - | 4.98 | 156,810 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,977 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,395 |
| Countries That Border Russia | 0 | - | 4.98 | 462,889 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,198 |
| Countries Bordering France | 0 | - | 4.83 | 403,622 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,751 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,263 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,128 |
| States of Mexico | 0 | - | 4.96 | 176,841 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,848 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,529 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,239 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,473 |
| Countries of Africa | 0 | - | 5.00 | 2,545,799 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,491 |
| Countries Bordering India | 0 | - | 4.98 | 163,578 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,446 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,673 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,574 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,683 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,638 |
| Countries that Border China | 0 | - | 4.96 | 263,588 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,750 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,975 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,899 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,575 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,681 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,823 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,539 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,032 |
| Countries that Border Poland | 0 | - | 4.99 | 172,638 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,588 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,673 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,154 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,631 |
| Panama Country Quiz | 0 | - | 4.61 | 25,861 |
| Pixelated United States Map | 0 | - | 4.88 | 94,489 |
| US States with an Empty Map | 0 | - | 5.00 | 626,119 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,141 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,737 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,687 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,363 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,680 |
| U.S. States By Population | 0 | - | 4.92 | 153,757 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,739 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,608 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,338 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,804 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,993 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,507 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,327 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,002 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,324 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,191 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,632 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,618 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,003 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,132 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,734 |
| The Only European Country ... | 0 | - | 4.91 | 217,470 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,859 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,624 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,745 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,144 |
| Canada Country Quiz | 0 | - | 4.54 | 132,689 |
| United States Country Quiz | 0 | - | 4.43 | 101,744 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,963 |
| Flags of North and South America | 0 | - | 4.99 | 374,461 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,958 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,247 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,618 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,403 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,859 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,537 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,552 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,937 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,445 |
| Countries of the Middle East | 0 | - | 4.96 | 201,746 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,596 |
| Slavic Countries | 0 | - | 4.96 | 111,909 |
| African Island Countries | 0 | - | 4.96 | 101,899 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,968 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,268 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,819 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,884 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,401 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,954 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,055 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,727 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,423 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,461 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,815 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,505 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,386 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,241 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,450 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 356,152 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 416,081 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,137 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,509 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,340 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,976 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,973 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,362 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,016 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,396 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,278 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,700 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,376 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,587 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,978 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,124 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,579 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,231 |
| Monarchies of Europe | 0 | - | 4.90 | 98,374 |
| Monarchies of Asia | 0 | - | 4.97 | 71,236 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,037 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,538 |
| The Only African Country ... | 0 | - | 4.99 | 129,291 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,221 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,898 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,058 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,878 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,286 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,518 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,763 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,407 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,867 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,420 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,408 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,001 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,600 |
| Peru Country Quiz | 0 | - | 4.54 | 48,763 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,802 |
| Chile Country Quiz | 0 | - | 4.75 | 40,136 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,908 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,011 |
| UK Immigration by Country | 0 | - | 4.94 | 141,187 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,288 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,497 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,779 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,840 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,828 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,599 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,712 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,365 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,418 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,423 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,029 |
| Which South American Country? | 0 | - | 4.69 | 52,006 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,376 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,279 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,521 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 107,114 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,333 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,689 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,294 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,159 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,515 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,736 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,831 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,290 |
| Germany Country Quiz | 0 | - | 4.83 | 158,204 |
| Russia Country Quiz | 0 | - | 4.83 | 114,716 |
| Japan Country Quiz | 0 | - | 4.93 | 142,763 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,218 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,496 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,135 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,422 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,901 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,108 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,838 |
| States of Brazil | 0 | - | 4.97 | 88,677 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,208 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,852 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,939 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,995 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,326 |
