| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,543 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,955 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,193 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,842 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,515 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,007 |
| Central American Countries | 0 | - | 4.98 | 157,209 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,466 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,151 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,183 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,292 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,770 |
| Peru Country Quiz | 0 | - | 4.54 | 48,888 |
| Chile Country Quiz | 0 | - | 4.75 | 40,254 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,989 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,290 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,518 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,726 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,905 |
| The Only European Country ... | 0 | - | 4.91 | 218,653 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,680 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,340 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,877 |
| Countries of Africa | 0 | - | 5.00 | 2,555,903 |
| Which South American Country? | 0 | - | 4.69 | 52,084 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,368 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,788 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,553,750 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,098 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,082 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,498 |
| Countries that Beat China | 0 | - | 4.85 | 116,631 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,494 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,368 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,651 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,478 |
| Countries of the Middle East | 0 | - | 4.96 | 202,421 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,056 |
| Slavic Countries | 0 | - | 4.96 | 112,276 |
| African Island Countries | 0 | - | 4.96 | 102,347 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,132 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,686 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,215 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,463 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,207 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,386 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,441 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,912 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,709 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,933 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,380 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,172 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,807 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,062 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,041 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,524 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,503 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,014 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,525 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,694 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,608 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,816 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,592 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,368 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,184 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,541 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,770 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,790 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,754 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,402 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,585 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,440 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,943 |
| Monarchies of Europe | 0 | - | 4.90 | 98,755 |
| Monarchies of Asia | 0 | - | 4.97 | 71,450 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,233 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,253 |
| The Only African Country ... | 0 | - | 4.99 | 129,582 |
| The Only American Country ... | 0 | - | 4.92 | 122,137 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,348 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,238 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,403 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,359 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,720 |
| Countries That Border Russia | 0 | - | 4.98 | 464,220 |
| European Countries with One Border | 0 | - | 4.97 | 183,624 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,387 |
| Countries Bordering France | 0 | - | 4.83 | 404,625 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,588 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,729 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,721 |
| US States Quiz | 0 | - | 5.00 | 16,977,799 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,724 |
| UK Immigration by Country | 0 | - | 4.94 | 141,577 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,271 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,715 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,863 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,024 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,089 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,513 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,236 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,934 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,752 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,970 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,529 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,720 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,284 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,771 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,689 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,697 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,400 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,855 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,529 |
| 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 | 158,710 |
| Russia Country Quiz | 0 | - | 4.83 | 115,227 |
| Japan Country Quiz | 0 | - | 4.93 | 143,207 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,825 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,687 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,225 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,548 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,052 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,902 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,506 |
| Europe Map Quiz | 0 | - | 5.00 | 4,783,831 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,090 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,516 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,246 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,431 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,002 |
| Random European Capital to Country | 0 | - | 4.98 | 192,009 |
| 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 | 103,346 |
| 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 | 96,654 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,993 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,550 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,367 |
| Every European Country Shape | 0 | - | 4.96 | 202,789 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,527 |
| Every African Country Shape | 0 | - | 4.90 | 88,233 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,083 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,900 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,020 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,646 |
| Countries Bordering India | 0 | - | 4.98 | 163,769 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,953 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,888 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,679 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,001 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,795 |
| Countries that Border China | 0 | - | 4.96 | 264,122 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,048 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,096 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,135 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,685 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,991 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,889 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,835 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,204 |
| Countries that Border Poland | 0 | - | 4.99 | 173,059 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,413 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,353 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,783 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,472 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,743 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,581 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,109 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,954 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,203 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,323 |
| 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 | 198,998 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,096 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,676 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,839 |
| Countries Closest to India | 0 | - | 4.97 | 103,166 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,109 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,218 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,211 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,232 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,536 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,960 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,839 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,151 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,911 |
| Countries with Megacities | 0 | - | 4.99 | 266,638 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,621 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,985 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,922 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,088 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,263 |
| Random U.S. City to State | 0 | - | 4.45 | 76,817 |
