| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,909 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,555 |
| Island Countries | 0 | - | 4.99 | 708,600 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,690 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,029 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,595 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,083 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,333 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,162 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,090 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,456 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,932 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,603 |
| Asia Map Quiz | 0 | - | 4.99 | 910,161 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,285 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,139 |
| Name a City - European Countries | 0 | - | 4.91 | 64,762 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,756 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,179 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,177 |
| The Only European Country ... | 0 | - | 4.91 | 214,898 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,176 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,425 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,893 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,128 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,093 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,291 |
| African East Coast | 0 | - | 4.96 | 95,438 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,975 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,522 |
| Countries of Africa | 0 | - | 5.00 | 2,518,398 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,746 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,189 |
| Australia Map Quiz | 0 | - | 4.94 | 343,121 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,072 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,059 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,988 |
| Asian Islands | 0 | - | 4.49 | 20,792 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,237 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,346 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,045 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,988 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,337 |
| Europe Capital to Country | 0 | - | 4.99 | 248,693 |
| Asia Capital to Country | 0 | - | 4.96 | 126,093 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,992 |
| European Capitals by Map | 0 | - | 4.99 | 137,479 |
| African Capitals by Map | 0 | - | 4.99 | 132,729 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,656 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,543 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,913 |
| European Coastal Capitals | 0 | - | 4.95 | 90,044 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,322 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,000 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,619 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,823 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,189 |
| Countries of the Middle East | 0 | - | 4.96 | 199,702 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,641 |
| Slavic Countries | 0 | - | 4.96 | 111,176 |
| African Island Countries | 0 | - | 4.96 | 101,090 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,640 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,178 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,254 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,204 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,897 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,639 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,106 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,057 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,149 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,357 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,460 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,636 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,836 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,606 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,682 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,533 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,773 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,502 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,878 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,728 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,708 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,450 |
| North America Map Quiz | 0 | - | 4.98 | 246,159 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,590 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,768 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,123 |
| Flags of North and South America | 0 | - | 4.99 | 369,640 |
| Australian States and Territories | 0 | - | 4.96 | 141,271 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,523 |
| Counties of England | 0 | - | 4.97 | 791,966 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,198 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,428 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,111 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,954 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,096 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,063 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,294 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,445 |
| Boundary Waters | 0 | - | 4.92 | 88,184 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,931 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,580 |
| Most Populous Islands | 0 | - | 4.79 | 122,160 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,228 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,442 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,614 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,502 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,376 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,287 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,982 |
| Official Cities in the UK | 0 | - | 4.89 | 281,689 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,813 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,995 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,913 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,651 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,513 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,439 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,887 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,759 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,957 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,468 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,713 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,676 |
| Monarchies of Europe | 0 | - | 4.90 | 97,633 |
| Monarchies of Asia | 0 | - | 4.97 | 70,786 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,589 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,499 |
| The Only African Country ... | 0 | - | 4.98 | 128,655 |
| The Only American Country ... | 0 | - | 4.92 | 121,110 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,895 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,419 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,290 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,819 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,427 |
| European Countries with One Border | 0 | - | 4.97 | 182,037 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,902 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,664 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,663 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,093 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,546 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,592 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,052 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,747 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,309 |
| Flags of Oceania | 0 | - | 5.00 | 256,616 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,386 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,113 |
| Regions of Italy | 0 | - | 4.92 | 75,096 |
| States of India | 0 | - | 4.94 | 191,424 |
| Japanese Prefectures | 0 | - | 4.98 | 135,483 |
| Provinces of China | 0 | - | 4.97 | 201,737 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,052 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,283 |
| States of Germany | 0 | - | 4.96 | 150,915 |
| Regions of New Zealand | 0 | - | 4.85 | 28,343 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,664 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,045 |
| Provinces of Turkey | 0 | - | 4.95 | 202,670 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,095 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,358 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,161 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,168 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,160 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,587 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,631 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,055 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,300 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,349 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,725 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,162 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,207 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,432 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,759 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,115,310 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,475 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,549 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,934 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,549 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,906 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,890 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,164 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,679 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,517 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,869 |
| Landlocked Countries | 0 | - | 4.99 | 416,025 |
| UK Immigration by Country | 0 | - | 4.94 | 140,031 |
| Central American Countries | 0 | - | 4.98 | 155,436 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,953 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,354 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,127 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,622 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,109 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,020 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,940 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,695 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,701 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,385 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,043 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,938 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,698 |
