| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,929 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,558 |
| Island Countries | 0 | - | 4.99 | 708,630 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,697 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,370 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,601 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,197 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,338 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,171 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,090 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,545 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,003 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,739 |
| Asia Map Quiz | 0 | - | 4.99 | 910,257 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,318 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,139 |
| Name a City - European Countries | 0 | - | 4.91 | 64,770 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,779 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,192 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,196 |
| The Only European Country ... | 0 | - | 4.91 | 214,925 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,190 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,427 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,898 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,133 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,116 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,301 |
| African East Coast | 0 | - | 4.96 | 95,445 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,073 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,585 |
| Countries of Africa | 0 | - | 5.00 | 2,518,684 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,798 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,349 |
| Australia Map Quiz | 0 | - | 4.94 | 343,134 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,082 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,059 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,990 |
| Asian Islands | 0 | - | 4.49 | 20,792 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,412 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,430 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,073 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,997 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,346 |
| Europe Capital to Country | 0 | - | 4.99 | 248,722 |
| Asia Capital to Country | 0 | - | 4.96 | 126,098 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,005 |
| European Capitals by Map | 0 | - | 4.99 | 137,510 |
| African Capitals by Map | 0 | - | 4.99 | 132,747 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,661 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,548 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,916 |
| European Coastal Capitals | 0 | - | 4.95 | 90,049 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,326 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,024 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,631 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,888 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,212 |
| Countries of the Middle East | 0 | - | 4.96 | 199,713 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,653 |
| Slavic Countries | 0 | - | 4.96 | 111,179 |
| African Island Countries | 0 | - | 4.96 | 101,098 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,649 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,187 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,363 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,211 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,903 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,650 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,119 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,068 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,158 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,363 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,467 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,644 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,840 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,616 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,689 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,540 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,780 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,551 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,962 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,744 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,716 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,488 |
| North America Map Quiz | 0 | - | 4.98 | 246,208 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,605 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,777 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,230 |
| Flags of North and South America | 0 | - | 4.99 | 369,694 |
| Australian States and Territories | 0 | - | 4.96 | 141,273 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,562 |
| Counties of England | 0 | - | 4.97 | 792,011 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,243 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,444 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,111 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,962 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,108 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,089 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,310 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,464 |
| Boundary Waters | 0 | - | 4.92 | 88,193 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,933 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,594 |
| Most Populous Islands | 0 | - | 4.79 | 122,164 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,228 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,443 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,617 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,516 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,385 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,293 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,987 |
| Official Cities in the UK | 0 | - | 4.89 | 281,715 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,858 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,013 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,915 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,652 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,525 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,441 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,891 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,764 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,960 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,480 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,723 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,684 |
| Monarchies of Europe | 0 | - | 4.90 | 97,642 |
| Monarchies of Asia | 0 | - | 4.97 | 70,791 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,590 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,525 |
| The Only African Country ... | 0 | - | 4.98 | 128,664 |
| The Only American Country ... | 0 | - | 4.92 | 121,119 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,896 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,424 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,291 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,833 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,434 |
| European Countries with One Border | 0 | - | 4.97 | 182,046 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,910 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,672 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,672 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,095 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,554 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,607 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,070 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,751 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,320 |
| Flags of Oceania | 0 | - | 5.00 | 256,666 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,399 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,120 |
| Regions of Italy | 0 | - | 4.92 | 75,101 |
| States of India | 0 | - | 4.94 | 191,453 |
| Japanese Prefectures | 0 | - | 4.98 | 135,496 |
| Provinces of China | 0 | - | 4.97 | 201,792 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,066 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,285 |
| States of Germany | 0 | - | 4.96 | 150,926 |
| Regions of New Zealand | 0 | - | 4.85 | 28,350 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,670 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,064 |
| Provinces of Turkey | 0 | - | 4.95 | 202,684 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,105 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,389 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,167 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,176 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,160 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,592 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,635 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,060 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,304 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,359 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,729 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,170 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,219 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,441 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,760 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,121,043 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,481 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,566 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,947 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,558 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,930 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,912 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,176 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,685 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,529 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,872 |
| Landlocked Countries | 0 | - | 4.99 | 416,098 |
| UK Immigration by Country | 0 | - | 4.94 | 140,035 |
| Central American Countries | 0 | - | 4.98 | 155,447 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,959 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,365 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,128 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,630 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,118 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,047 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,957 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,704 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,786 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,398 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,050 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,944 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,702 |
