| Australian Capitals | 0 | - | 4.92 | 62,804 |
| Australia True or False | 0 | - | 4.87 | 57,066 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,538 |
| Australia Country Quiz | 0 | - | 4.43 | 69,778 |
| Regions of New Zealand | 0 | - | 4.84 | 28,664 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,695 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,288 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,029 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,570 |
| Official European Union Languages | 0 | - | 4.97 | 239,427 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,437 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,523 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,854 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,197 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,161 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,052 |
| Asia Map Quiz | 0 | - | 4.99 | 922,974 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,890 |
| Word Chain - Australia | 0 | - | 4.38 | 38,214 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,251 |
| Australia Map Quiz | 0 | - | 4.95 | 345,745 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,422 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,833 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,262 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,703 |
| Celtic Nations | 0 | - | 4.61 | 47,061 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,219 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,727 |
| The Only European Country ... | 0 | - | 4.91 | 218,328 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,139 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,993 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,680 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,200 |
| Countries of Africa | 0 | - | 5.00 | 2,552,780 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,614 |
| African East Coast | 0 | - | 4.96 | 96,547 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,414 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,469 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,715 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,114 |
| Australian States and Territories | 0 | - | 4.96 | 142,601 |
| Famous Australians by Description | 0 | - | 4.23 | 28,083 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,445 |
| Australian Slang | 0 | - | 4.24 | 28,693 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,635 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,388 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,710 |
| North America Map Quiz | 0 | - | 4.98 | 250,636 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,918 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,697 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,458 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,078 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,280 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,829 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,197 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,607 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,885 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,158 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,911 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,064 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,931 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,640 |
| Slavic Countries | 0 | - | 4.96 | 112,178 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,615 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,615 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,350 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,714 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,987 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,566 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,103 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,891 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,256 |
| Countries of the Middle East | 0 | - | 4.96 | 202,253 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,679 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,397 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,057 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,303 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,072 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,963 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,307 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,922 |
| African Island Countries | 0 | - | 4.96 | 102,234 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,303 |
| Flags of North and South America | 0 | - | 4.99 | 375,843 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,057 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,877 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,119 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,134 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,679 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,599 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,690 |
| Counties of England | 0 | - | 4.97 | 801,218 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,200 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,700 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,912 |
| Flags of Oceania | 0 | - | 5.00 | 261,813 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,283 |
| The Only American Country ... | 0 | - | 4.92 | 122,048 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,500 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,178 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,610 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,024 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,688 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,765 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,598 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,802 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,779 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,172 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,373 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,555 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,316 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,229 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,195 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,606 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,278 |
| Monarchies of Europe | 0 | - | 4.90 | 98,637 |
| European Countries with One Border | 0 | - | 4.97 | 183,503 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,242 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,076 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,900 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,320 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,350 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,518 |
| States of Germany | 0 | - | 4.95 | 153,977 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,525 |
| Regions of Italy | 0 | - | 4.92 | 76,678 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,646 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,993 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,603 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,909 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,373 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,654 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,805 |
| Champions League Winners | 0 | - | 4.92 | 1,013,066 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,876 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,594 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,880 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,016 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,635 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,183 |
| Provinces of Turkey | 0 | - | 4.94 | 205,386 |
| Provinces of China | 0 | - | 4.97 | 206,952 |
| Japanese Prefectures | 0 | - | 4.98 | 138,459 |
| States of India | 0 | - | 4.95 | 195,189 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,501 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,186 |
| The Only African Country ... | 0 | - | 4.99 | 129,507 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,314 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,622 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,277 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,797 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,622 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,221 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,732 |
| Palau Country Quiz | 0 | - | 4.90 | 23,105 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,803 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,471 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,343 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,518 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,917 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,589 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,339 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,612 |
| States of Mexico | 0 | - | 4.96 | 177,633 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,440 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,315 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,526 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,439 |
| States of Brazil | 0 | - | 4.97 | 89,201 |
| Central American Countries | 0 | - | 4.98 | 157,115 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,147 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,803 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,334 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,155 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,282 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,771 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,046 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,593 |
| US States Quiz | 0 | - | 5.00 | 16,961,517 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,249 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,342 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,108 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,343 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,704 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,601 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,550 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,699 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,147 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,242 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,259 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,121 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,427 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,699 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,559 |
| Slavic Languages | 0 | - | 4.68 | 54,609 |
| Russia Country Quiz | 0 | - | 4.83 | 115,136 |
| Countries That Border Russia | 0 | - | 4.98 | 463,894 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,616 |
