| Australian Capitals | 0 | - | 4.92 | 62,612 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,155 |
| Australia True or False | 0 | - | 4.87 | 56,575 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,038 |
| Australia Country Quiz | 0 | - | 4.43 | 69,356 |
| Regions of New Zealand | 0 | - | 4.85 | 28,278 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,853 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,797 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,585 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,719 |
| Official European Union Languages | 0 | - | 4.97 | 237,232 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,070 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,658 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,812 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,635 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,792 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,789 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,326 |
| Asia Map Quiz | 0 | - | 4.99 | 908,583 |
| Word Chain - Australia | 0 | - | 4.37 | 38,035 |
| Countries of Africa | 0 | - | 5.00 | 2,513,445 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,978 |
| African East Coast | 0 | - | 4.96 | 95,244 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,129 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,002 |
| Australia Map Quiz | 0 | - | 4.94 | 342,818 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,560 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,361 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,426 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,714 |
| Celtic Nations | 0 | - | 4.69 | 46,839 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,611 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,905 |
| The Only European Country ... | 0 | - | 4.91 | 214,414 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,908 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,616 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,830 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,451 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,521 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,871 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,713 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,461 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,639 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,381 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,810 |
| African Island Countries | 0 | - | 4.96 | 100,938 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,987 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,640 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,995 |
| Australian States and Territories | 0 | - | 4.96 | 141,111 |
| Famous Australians by Description | 0 | - | 4.23 | 27,709 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,069 |
| Australian Slang | 0 | - | 4.25 | 28,505 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,234 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,303 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,458 |
| North America Map Quiz | 0 | - | 4.98 | 245,469 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,443 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,811 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,746 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,579 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,262 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,894 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,481 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,810 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,617 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,959 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,311 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,681 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,898 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,458 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,353 |
| Slavic Countries | 0 | - | 4.96 | 111,020 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,109 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,473 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,956 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,558 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,412 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,985 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,685 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,837 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,105 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,301 |
| Countries of the Middle East | 0 | - | 4.96 | 199,316 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,295 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,798 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,239 |
| Flags of North and South America | 0 | - | 4.99 | 368,612 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,520 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,271 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,783 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,807 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,230,136 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,466 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,218 |
| Counties of England | 0 | - | 4.97 | 790,591 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,038 |
| States of India | 0 | - | 4.94 | 190,907 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,044 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,330 |
| The Only African Country ... | 0 | - | 4.99 | 128,479 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,834 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,231 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,689 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,517 |
| Flags of Oceania | 0 | - | 5.00 | 256,020 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,585 |
| The Only American Country ... | 0 | - | 4.92 | 120,911 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,466 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,398 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,242 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,165 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,016 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,205 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,060 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,528 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,004 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,207 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,594 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,542 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,498 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,172 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,608 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,137 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,376 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,980 |
| Monarchies of Europe | 0 | - | 4.90 | 97,490 |
| European Countries with One Border | 0 | - | 4.97 | 181,835 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,735 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,188 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,584 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,331 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,450 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,952 |
| States of Germany | 0 | - | 4.96 | 150,536 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,172 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,630 |
| Regions of Italy | 0 | - | 4.92 | 74,936 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,963 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,622 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,495 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,702 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,169 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,343 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,578 |
| Champions League Winners | 0 | - | 4.92 | 998,194 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,102 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,246 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,533 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,175 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,578 |
| Monarchies of Asia | 0 | - | 4.97 | 70,694 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,515 |
| Provinces of Turkey | 0 | - | 4.95 | 202,096 |
| Provinces of China | 0 | - | 4.97 | 200,918 |
| Japanese Prefectures | 0 | - | 4.98 | 135,104 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,352 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,090 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,128 |
| States of India Map Quiz | 0 | - | 4.82 | 26,134 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,853 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,431 |
| African Great Lakes | 0 | - | 4.82 | 65,403 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,983 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,498 |
| Name a Valid African Country | 0 | - | 4.98 | 153,137 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,567 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,868 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,132 |
| Palau Country Quiz | 0 | - | 4.89 | 22,874 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,296 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,626 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,368 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,326 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,394 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,075 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,215 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,008 |
| States of Mexico | 0 | - | 4.95 | 173,887 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,988 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,311 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,158 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,510 |
| States of Brazil | 0 | - | 4.98 | 86,710 |
| Central American Countries | 0 | - | 4.98 | 155,251 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,327 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,350 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,814 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,430 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,495 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,585 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,749 |
| US States Quiz | 0 | - | 5.00 | 16,735,118 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,599 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,120 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,700 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,597 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,482 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,397 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,272 |
