| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,559 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,957 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,194 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,844 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,515 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,009 |
| Central American Countries | 0 | - | 4.98 | 157,211 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,479 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,153 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,195 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,293 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,772 |
| Peru Country Quiz | 0 | - | 4.54 | 48,889 |
| Chile Country Quiz | 0 | - | 4.75 | 40,256 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,990 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,291 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,524 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,730 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,911 |
| The Only European Country ... | 0 | - | 4.91 | 218,663 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,685 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,343 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,877 |
| Countries of Africa | 0 | - | 5.00 | 2,556,027 |
| Which South American Country? | 0 | - | 4.69 | 52,084 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,369 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,788 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,553,800 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,120 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,084 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,501 |
| Countries that Beat China | 0 | - | 4.85 | 116,633 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,497 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,417 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,660 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,489 |
| Countries of the Middle East | 0 | - | 4.96 | 202,426 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,057 |
| Slavic Countries | 0 | - | 4.96 | 112,280 |
| African Island Countries | 0 | - | 4.96 | 102,348 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,132 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,688 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,218 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,465 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,209 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,389 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,441 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,913 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,713 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,937 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,383 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,173 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,808 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,065 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,044 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,525 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,513 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,019 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,528 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,697 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,617 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,816 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,602 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,371 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,190 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,882 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,551 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,771 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,791 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,756 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,404 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,588 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,440 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,950 |
| Monarchies of Europe | 0 | - | 4.90 | 98,758 |
| Monarchies of Asia | 0 | - | 4.97 | 71,450 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,235 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,259 |
| The Only African Country ... | 0 | - | 4.99 | 129,587 |
| The Only American Country ... | 0 | - | 4.92 | 122,139 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,349 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,238 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,408 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,360 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,721 |
| Countries That Border Russia | 0 | - | 4.98 | 464,224 |
| European Countries with One Border | 0 | - | 4.97 | 183,630 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,392 |
| Countries Bordering France | 0 | - | 4.83 | 404,631 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,599 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,729 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,722 |
| US States Quiz | 0 | - | 5.00 | 16,978,168 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,739 |
| UK Immigration by Country | 0 | - | 4.94 | 141,578 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,273 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,721 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,867 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,025 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,101 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,518 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,238 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,940 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,753 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,974 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,531 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,724 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,286 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,773 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,692 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,697 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,403 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,855 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,530 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,728 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,670 |
| Germany Country Quiz | 0 | - | 4.82 | 158,713 |
| Russia Country Quiz | 0 | - | 4.83 | 115,230 |
| Japan Country Quiz | 0 | - | 4.93 | 143,212 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,832 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,687 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,226 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,550 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,053 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,902 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,508 |
| Europe Map Quiz | 0 | - | 5.00 | 4,783,996 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,091 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,518 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,253 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,436 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,002 |
| Random European Capital to Country | 0 | - | 4.98 | 192,012 |
| Random European Country to Capital | 0 | - | 4.93 | 165,788 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,935 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,348 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,318 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,680 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,581 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,655 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,994 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,553 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,372 |
| Every European Country Shape | 0 | - | 4.96 | 202,793 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,530 |
| Every African Country Shape | 0 | - | 4.90 | 88,238 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,130 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,902 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,025 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,646 |
| Countries Bordering India | 0 | - | 4.98 | 163,769 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,955 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,889 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,679 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,003 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,795 |
| Countries that Border China | 0 | - | 4.96 | 264,126 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,048 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,097 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,137 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,685 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,992 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,890 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,836 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,204 |
| Countries that Border Poland | 0 | - | 4.99 | 173,061 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,419 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,354 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,787 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,473 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,746 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,582 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,109 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,961 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,204 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,325 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,427 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,066 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,974 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,005 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,097 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,678 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,841 |
| Countries Closest to India | 0 | - | 4.97 | 103,167 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,110 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,223 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,212 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,234 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,537 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,973 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,862 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,159 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,922 |
| Countries with Megacities | 0 | - | 4.99 | 266,659 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,631 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,987 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,932 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,099 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,270 |
| Random U.S. City to State | 0 | - | 4.45 | 76,818 |
