| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,478 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,270 |
| Island Countries | 0 | - | 4.99 | 713,192 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,650 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,085 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,845 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,548 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,208 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 72,010 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,618 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,701 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,787 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,391 |
| Asia Map Quiz | 0 | - | 4.99 | 927,187 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,561 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,423 |
| Name a City - European Countries | 0 | - | 4.89 | 66,457 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,363 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,316 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,598 |
| The Only European Country ... | 0 | - | 4.91 | 219,755 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,919 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,011 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,500 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,644 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,239 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,863 |
| African East Coast | 0 | - | 4.96 | 96,964 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,467 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,427 |
| Countries of Africa | 0 | - | 5.00 | 2,566,344 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,269 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,296 |
| Australia Map Quiz | 0 | - | 4.95 | 346,612 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,688 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,250 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,240 |
| Asian Islands | 0 | - | 4.49 | 20,923 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,433 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,399 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,804 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,746 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,431 |
| Europe Capital to Country | 0 | - | 4.99 | 252,719 |
| Asia Capital to Country | 0 | - | 4.96 | 127,746 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,379 |
| European Capitals by Map | 0 | - | 4.99 | 142,713 |
| African Capitals by Map | 0 | - | 4.99 | 142,715 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,178 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,187 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,445 |
| European Coastal Capitals | 0 | - | 4.95 | 91,546 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,295 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,502 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,848 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,721 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,421 |
| Countries of the Middle East | 0 | - | 4.96 | 203,373 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,433 |
| Slavic Countries | 0 | - | 4.96 | 112,566 |
| African Island Countries | 0 | - | 4.96 | 102,794 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,268 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,833 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,966 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,089 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,551 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,052 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,260 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,849 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,789 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,026 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,590 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,125 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,772 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,114 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,372 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,859 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,634 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,978 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,929 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,948 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,955 |
| North America Map Quiz | 0 | - | 4.98 | 253,004 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,599 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,982 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,603 |
| Flags of North and South America | 0 | - | 4.99 | 378,468 |
| Australian States and Territories | 0 | - | 4.96 | 143,125 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,368 |
| Counties of England | 0 | - | 4.97 | 804,713 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,753 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,855 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,558 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,276 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,566 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,335 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,974 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,979 |
| Boundary Waters | 0 | - | 4.92 | 88,870 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,490 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,900 |
| Most Populous Islands | 0 | - | 4.80 | 123,476 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,412 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,690 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,036 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,557 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,416 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,150 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,006 |
| Official Cities in the UK | 0 | - | 4.89 | 287,067 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,882 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,829 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,402 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,760 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,391 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,533 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,704 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,104 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,855 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,625 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,357 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,814 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,292 |
| Monarchies of Europe | 0 | - | 4.90 | 99,085 |
| Monarchies of Asia | 0 | - | 4.97 | 71,643 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,386 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,949 |
| The Only African Country ... | 0 | - | 4.99 | 129,851 |
| The Only American Country ... | 0 | - | 4.92 | 122,401 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,480 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,585 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,030 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,794 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,130 |
| European Countries with One Border | 0 | - | 4.97 | 184,102 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,820 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,053 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,870 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,044 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,358 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,619 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,963 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,741 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,022 |
| Flags of Oceania | 0 | - | 5.00 | 263,697 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,961 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,109 |
| Regions of Italy | 0 | - | 4.92 | 77,314 |
| States of India | 0 | - | 4.94 | 196,703 |
| Japanese Prefectures | 0 | - | 4.98 | 139,525 |
| Provinces of China | 0 | - | 4.97 | 209,130 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,676 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,693 |
| States of Germany | 0 | - | 4.95 | 155,040 |
| Regions of New Zealand | 0 | - | 4.84 | 28,814 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,954 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,028 |
| Provinces of Turkey | 0 | - | 4.95 | 206,421 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,830 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,397 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,990 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,637 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,176 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,251 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,291 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,961 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,855 |
| Pixelated Africa Map | 0 | - | 4.98 | 101,010 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,965 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,718 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,352 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,640 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,803 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,005,668 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,295 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,492 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,392 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,170 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,051 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,380 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,534 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,872 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,095 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,731 |
| Landlocked Countries | 0 | - | 4.99 | 427,694 |
| UK Immigration by Country | 0 | - | 4.94 | 141,948 |
| Central American Countries | 0 | - | 4.98 | 157,625 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,718 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,617 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,176 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,427 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,208 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,256 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,220 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,063 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,537 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,876 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,995 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,191 |
