| Australian Capitals | 0 | - | 4.92 | 62,864 |
| Australia True or False | 0 | - | 4.87 | 57,230 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,820 |
| Australia Country Quiz | 0 | - | 4.43 | 69,900 |
| Regions of New Zealand | 0 | - | 4.84 | 28,805 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,165 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 281,073 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,712 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,878 |
| Official European Union Languages | 0 | - | 4.97 | 240,414 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,856 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,283 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,565 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,332 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,470 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,589 |
| Asia Map Quiz | 0 | - | 4.99 | 927,006 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,141 |
| Word Chain - Australia | 0 | - | 4.38 | 38,265 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,627 |
| Australia Map Quiz | 0 | - | 4.95 | 346,565 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,415 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,002 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,312 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,643 |
| Celtic Nations | 0 | - | 4.61 | 47,130 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,399 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,555 |
| The Only European Country ... | 0 | - | 4.91 | 219,686 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,877 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,116 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,214 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,174 |
| Countries of Africa | 0 | - | 5.00 | 2,565,665 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,287 |
| African East Coast | 0 | - | 4.96 | 96,944 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,843 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,747 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,153 |
| Australian States and Territories | 0 | - | 4.96 | 143,098 |
| Famous Australians by Description | 0 | - | 4.23 | 28,197 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,555 |
| Australian Slang | 0 | - | 4.24 | 28,766 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,092 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,011 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,902 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,792 |
| North America Map Quiz | 0 | - | 4.98 | 252,908 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,042 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,961 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,685 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,254 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,823 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,570 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,358 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,926 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,155 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,283 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,631 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,793 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,405 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,938 |
| Slavic Countries | 0 | - | 4.96 | 112,534 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,764 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,524 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,965 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,759 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,098 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,353 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,059 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,523 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,255 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,940 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,823 |
| Countries of the Middle East | 0 | - | 4.96 | 203,329 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,825 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,594 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,217 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,092 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,736 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,738 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,014 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,530 |
| African Island Countries | 0 | - | 4.96 | 102,769 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,928 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,538 |
| Flags of North and South America | 0 | - | 4.99 | 378,334 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,758 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,720 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,234 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,491 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,963 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,485 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,834 |
| Counties of England | 0 | - | 4.97 | 804,511 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,210 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,373 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,095 |
| Flags of Oceania | 0 | - | 5.00 | 263,628 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,723 |
| The Only American Country ... | 0 | - | 4.92 | 122,374 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,796 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,575 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,005 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,330 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,356 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,975 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,006 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,086 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,258 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,347 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,634 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,145 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,020 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,769 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,925 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,926 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,660 |
| Monarchies of Europe | 0 | - | 4.90 | 99,060 |
| European Countries with One Border | 0 | - | 4.97 | 184,069 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,789 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,597 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,989 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,610 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,838 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,005 |
| States of Germany | 0 | - | 4.95 | 154,991 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,838 |
| Regions of Italy | 0 | - | 4.92 | 77,294 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,939 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,619 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,916 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,902 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,668 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,329 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,875 |
| Champions League Winners | 0 | - | 4.92 | 1,018,317 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,130 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,107 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,332 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,900 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,914 |
| Monarchies of Asia | 0 | - | 4.97 | 71,629 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,369 |
| Provinces of Turkey | 0 | - | 4.95 | 206,372 |
| Provinces of China | 0 | - | 4.97 | 209,029 |
| Japanese Prefectures | 0 | - | 4.98 | 139,468 |
| States of India | 0 | - | 4.94 | 196,607 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,632 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,575 |
| The Only African Country ... | 0 | - | 4.99 | 129,824 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,467 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,278 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,726 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,602 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,020 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,829 |
| Palau Country Quiz | 0 | - | 4.89 | 23,180 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,979 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,726 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,998 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,569 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,984 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,647 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,421 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,975 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,916 |
| States of Mexico | 0 | - | 4.96 | 178,829 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,805 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,646 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,075 |
| Brazil States Map Quiz | 0 | - | 4.87 | 48,748 |
| States of Brazil | 0 | - | 4.98 | 90,097 |
| Central American Countries | 0 | - | 4.98 | 157,588 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,700 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,133 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,609 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,590 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,827 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,127 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,179 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,841 |
| US States Quiz | 0 | - | 5.00 | 17,027,381 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,935 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,413 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,573 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,553 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,807 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,098 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,998 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,474 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,018 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,328 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,432 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,387 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,492 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,797 |
| Slavic Languages | 0 | - | 4.67 | 54,793 |
| Russia Country Quiz | 0 | - | 4.83 | 115,480 |
