| Australian Capitals | 0 | - | 4.92 | 62,613 |
| Australia True or False | 0 | - | 4.87 | 56,585 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,038 |
| Australia Country Quiz | 0 | - | 4.43 | 69,360 |
| Regions of New Zealand | 0 | - | 4.85 | 28,281 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,177 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,903 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,821 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,756 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,725 |
| Official European Union Languages | 0 | - | 4.97 | 237,253 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,089 |
| Europe Map Quiz | 0 | - | 5.00 | 4,738,253 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,958 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,761 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,797 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,842 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,451 |
| Asia Map Quiz | 0 | - | 4.99 | 908,724 |
| Word Chain - Australia | 0 | - | 4.37 | 38,037 |
| Countries of Africa | 0 | - | 5.00 | 2,513,865 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,992 |
| African East Coast | 0 | - | 4.96 | 95,257 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,142 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,012 |
| Australia Map Quiz | 0 | - | 4.94 | 342,853 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,594 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,365 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,455 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,756 |
| Celtic Nations | 0 | - | 4.69 | 46,840 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,618 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,938 |
| The Only European Country ... | 0 | - | 4.91 | 214,479 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,936 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,618 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,854 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,543 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,532 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,896 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,725 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,479 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,655 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,397 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,849 |
| African Island Countries | 0 | - | 4.96 | 100,959 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,023 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,640 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,997 |
| Australian States and Territories | 0 | - | 4.96 | 141,137 |
| Famous Australians by Description | 0 | - | 4.23 | 27,714 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,074 |
| Australian Slang | 0 | - | 4.25 | 28,510 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,248 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,321 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,470 |
| North America Map Quiz | 0 | - | 4.98 | 245,552 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,453 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,046 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,760 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,586 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,263 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,919 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,497 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,847 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,625 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,971 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,464 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,742 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,929 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,480 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,361 |
| Slavic Countries | 0 | - | 4.96 | 111,036 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,119 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,638 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,478 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,975 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,568 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,424 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,000 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,705 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,849 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,142 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,311 |
| Countries of the Middle East | 0 | - | 4.96 | 199,338 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,299 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,938 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,251 |
| Flags of North and South America | 0 | - | 4.99 | 368,707 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,613 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,478 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,837 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,858 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,230,420 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,632 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,221 |
| Counties of England | 0 | - | 4.97 | 790,724 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,185 |
| States of India | 0 | - | 4.94 | 190,986 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,044 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,335 |
| The Only African Country ... | 0 | - | 4.99 | 128,502 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,841 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,241 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,725 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,537 |
| Flags of Oceania | 0 | - | 5.00 | 256,080 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,611 |
| The Only American Country ... | 0 | - | 4.92 | 120,937 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,473 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,404 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,287 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,184 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,035 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,218 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,066 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,539 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,013 |
| 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 | 104,559 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,510 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,188 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,625 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,161 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,391 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,997 |
| Monarchies of Europe | 0 | - | 4.90 | 97,498 |
| European Countries with One Border | 0 | - | 4.97 | 181,855 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,748 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,217 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,615 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,343 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,469 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,958 |
| States of Germany | 0 | - | 4.96 | 150,571 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,187 |
| Regions of Italy | 0 | - | 4.92 | 74,947 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,975 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,682 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,508 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,736 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,182 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,376 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,579 |
| Champions League Winners | 0 | - | 4.92 | 998,377 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,111 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,264 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,543 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,192 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,593 |
| Monarchies of Asia | 0 | - | 4.97 | 70,697 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,520 |
| Provinces of Turkey | 0 | - | 4.95 | 202,187 |
| Provinces of China | 0 | - | 4.97 | 200,995 |
| Japanese Prefectures | 0 | - | 4.98 | 135,140 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,359 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,105 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,175 |
| States of India Map Quiz | 0 | - | 4.82 | 26,140 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,863 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,439 |
| African Great Lakes | 0 | - | 4.82 | 65,415 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,991 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,516 |
| Name a Valid African Country | 0 | - | 4.98 | 153,151 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,571 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,873 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,136 |
| Palau Country Quiz | 0 | - | 4.90 | 22,878 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,306 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,639 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,384 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,328 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,394 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,078 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,230 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,019 |
| States of Mexico | 0 | - | 4.95 | 173,920 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,000 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,323 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 53,186 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,523 |
| States of Brazil | 0 | - | 4.98 | 86,735 |
| Central American Countries | 0 | - | 4.98 | 155,273 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,354 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,372 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,820 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,451 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,541 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,593 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,763 |
| US States Quiz | 0 | - | 5.00 | 16,737,953 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,641 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,126 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,721 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,605 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,482 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,409 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,284 |
