| Australian Capitals | 0 | - | 4.92 | 62,613 |
| Australia True or False | 0 | - | 4.87 | 56,583 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,038 |
| Australia Country Quiz | 0 | - | 4.43 | 69,359 |
| Regions of New Zealand | 0 | - | 4.85 | 28,281 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,176 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,889 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,813 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,752 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,724 |
| Official European Union Languages | 0 | - | 4.97 | 237,249 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,086 |
| Europe Map Quiz | 0 | - | 5.00 | 4,738,107 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,930 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,740 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,796 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,831 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,434 |
| Asia Map Quiz | 0 | - | 4.99 | 908,695 |
| Word Chain - Australia | 0 | - | 4.37 | 38,036 |
| Countries of Africa | 0 | - | 5.00 | 2,513,766 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,989 |
| African East Coast | 0 | - | 4.96 | 95,254 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,136 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,009 |
| Australia Map Quiz | 0 | - | 4.94 | 342,842 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,584 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,363 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,449 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,751 |
| Celtic Nations | 0 | - | 4.69 | 46,839 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,616 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,933 |
| The Only European Country ... | 0 | - | 4.91 | 214,458 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,927 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,617 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,849 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,537 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,528 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,888 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,722 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,479 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,651 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,393 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,842 |
| African Island Countries | 0 | - | 4.96 | 100,956 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,014 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,640 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,997 |
| Australian States and Territories | 0 | - | 4.96 | 141,132 |
| Famous Australians by Description | 0 | - | 4.23 | 27,713 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,071 |
| Australian Slang | 0 | - | 4.25 | 28,509 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,242 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,317 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,469 |
| North America Map Quiz | 0 | - | 4.98 | 245,538 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,453 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,990 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,759 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,585 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,263 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,917 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,494 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,841 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,624 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,966 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,426 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,713 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,922 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,476 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,358 |
| Slavic Countries | 0 | - | 4.96 | 111,032 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,116 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,637 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,477 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,970 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,567 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,422 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,996 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,700 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,846 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,134 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,308 |
| Countries of the Middle East | 0 | - | 4.96 | 199,330 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,299 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,900 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,248 |
| Flags of North and South America | 0 | - | 4.99 | 368,687 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,582 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,433 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,827 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,854 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,230,371 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,596 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,220 |
| Counties of England | 0 | - | 4.97 | 790,693 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,151 |
| States of India | 0 | - | 4.94 | 190,983 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,044 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,332 |
| The Only African Country ... | 0 | - | 4.99 | 128,497 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,835 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,240 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,719 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,532 |
| Flags of Oceania | 0 | - | 5.00 | 256,062 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,609 |
| The Only American Country ... | 0 | - | 4.92 | 120,931 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,471 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,403 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,282 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,174 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,031 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,215 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,065 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,537 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,011 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,221 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,601 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,554 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,510 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,184 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,623 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,157 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,384 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,993 |
| Monarchies of Europe | 0 | - | 4.90 | 97,496 |
| European Countries with One Border | 0 | - | 4.97 | 181,849 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,745 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,211 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,605 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,339 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,466 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,958 |
| States of Germany | 0 | - | 4.96 | 150,562 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,181 |
| Regions of Italy | 0 | - | 4.92 | 74,943 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,970 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,639 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,505 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,725 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,178 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,370 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,579 |
| Champions League Winners | 0 | - | 4.92 | 998,318 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,109 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,258 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,541 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,189 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,590 |
| Monarchies of Asia | 0 | - | 4.97 | 70,697 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,519 |
| Provinces of Turkey | 0 | - | 4.95 | 202,144 |
| Provinces of China | 0 | - | 4.97 | 200,985 |
| Japanese Prefectures | 0 | - | 4.98 | 135,132 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,356 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,099 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,161 |
| States of India Map Quiz | 0 | - | 4.82 | 26,140 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,860 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,437 |
| African Great Lakes | 0 | - | 4.82 | 65,411 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,991 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,510 |
| Name a Valid African Country | 0 | - | 4.98 | 153,144 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,569 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,873 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,135 |
| Palau Country Quiz | 0 | - | 4.90 | 22,878 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,303 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,634 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,382 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,327 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,394 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,077 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,227 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,018 |
| States of Mexico | 0 | - | 4.95 | 173,915 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,000 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,318 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 53,185 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,518 |
| States of Brazil | 0 | - | 4.98 | 86,730 |
| Central American Countries | 0 | - | 4.98 | 155,267 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,351 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,369 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,818 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,448 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,527 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,591 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,761 |
| US States Quiz | 0 | - | 5.00 | 16,737,269 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,632 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,122 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,714 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,603 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,482 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,405 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,280 |
