| Australian Capitals | 0 | - | 4.92 | 62,885 |
| Australia True or False | 0 | - | 4.87 | 57,249 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,831 |
| Australia Country Quiz | 0 | - | 4.43 | 69,908 |
| Regions of New Zealand | 0 | - | 4.84 | 28,814 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,261 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,132 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,759 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,888 |
| Official European Union Languages | 0 | - | 4.97 | 240,467 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,881 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,201 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,824 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,340 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,568 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,742 |
| Asia Map Quiz | 0 | - | 4.99 | 927,241 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,457 |
| Word Chain - Australia | 0 | - | 4.38 | 38,271 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,648 |
| Australia Map Quiz | 0 | - | 4.95 | 346,631 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,489 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,012 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,374 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,700 |
| Celtic Nations | 0 | - | 4.61 | 47,131 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,412 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,604 |
| The Only European Country ... | 0 | - | 4.91 | 219,766 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,926 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,121 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,252 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,286 |
| Countries of Africa | 0 | - | 5.00 | 2,566,475 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,320 |
| African East Coast | 0 | - | 4.96 | 96,967 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,867 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,748 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,156 |
| Australian States and Territories | 0 | - | 4.96 | 143,133 |
| Famous Australians by Description | 0 | - | 4.23 | 28,204 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,559 |
| Australian Slang | 0 | - | 4.24 | 28,771 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,028 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,931 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,798 |
| North America Map Quiz | 0 | - | 4.98 | 253,038 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,053 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,351 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,699 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,268 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,852 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,595 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,440 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,951 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,172 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,341 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,767 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,842 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,434 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,961 |
| Slavic Countries | 0 | - | 4.96 | 112,568 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,775 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,533 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,987 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,795 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,116 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,376 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,101 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,553 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,279 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,991 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,859 |
| Countries of the Middle East | 0 | - | 4.96 | 203,382 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,830 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,266 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,128 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,774 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,880 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,057 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,587 |
| African Island Countries | 0 | - | 4.96 | 102,801 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,983 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,543 |
| Flags of North and South America | 0 | - | 4.99 | 378,501 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,018 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,006 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,398 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,647 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,509 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,749 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,843 |
| Counties of England | 0 | - | 4.97 | 804,737 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,457 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,640 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,113 |
| Flags of Oceania | 0 | - | 5.00 | 263,715 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,748 |
| The Only American Country ... | 0 | - | 4.92 | 122,402 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,819 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,631 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,030 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,357 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,403 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,994 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,040 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,113 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,324 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,353 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,652 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,265 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,035 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,802 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,966 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,935 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,724 |
| Monarchies of Europe | 0 | - | 4.90 | 99,088 |
| European Countries with One Border | 0 | - | 4.97 | 184,106 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,822 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,648 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,034 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,629 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,871 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,054 |
| States of Germany | 0 | - | 4.95 | 155,055 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,856 |
| Regions of Italy | 0 | - | 4.92 | 77,318 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,964 |
| Regions of Spain Quiz | 0 | - | 4.91 | 115,681 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,961 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,965 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,694 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,360 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,879 |
| Champions League Winners | 0 | - | 4.92 | 1,018,627 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,180 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,142 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,364 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,956 |
| Pixelated Asia Map | 0 | - | 4.91 | 73,976 |
| Monarchies of Asia | 0 | - | 4.97 | 71,647 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,388 |
| Provinces of Turkey | 0 | - | 4.95 | 206,428 |
| Provinces of China | 0 | - | 4.97 | 209,174 |
| Japanese Prefectures | 0 | - | 4.98 | 139,545 |
| States of India | 0 | - | 4.94 | 196,720 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,638 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,587 |
| The Only African Country ... | 0 | - | 4.99 | 129,855 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,482 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,295 |
| Pixelated Africa Map | 0 | - | 4.98 | 101,035 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,650 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,059 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,973 |
| Palau Country Quiz | 0 | - | 4.89 | 23,195 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,993 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,752 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,035 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,577 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,994 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,658 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,427 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,000 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,928 |
| States of Mexico | 0 | - | 4.96 | 178,947 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,850 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,669 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,104 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,780 |
| States of Brazil | 0 | - | 4.98 | 90,146 |
| Central American Countries | 0 | - | 4.98 | 157,626 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,719 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,246 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,634 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,618 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,017 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,238 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,198 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,854 |
| US States Quiz | 0 | - | 5.00 | 17,032,089 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,976 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,423 |
| Flags of the Mediterranean | 0 | - | 4.95 | 149,598 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,564 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,813 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,143 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,038 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Word Scramble - European Countries | 0 | - | 4.72 | 142,490 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,070 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,627 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,496 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,464 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,633 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,817 |
| Slavic Languages | 0 | - | 4.67 | 54,803 |
| Russia Country Quiz | 0 | - | 4.83 | 115,510 |
