| Australian Capitals | 0 | - | 4.92 | 62,757 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,715 |
| Australia True or False | 0 | - | 4.87 | 56,958 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,440 |
| Australia Country Quiz | 0 | - | 4.43 | 69,673 |
| Regions of New Zealand | 0 | - | 4.84 | 28,593 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,668 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,730 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,623 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,341 |
| Official European Union Languages | 0 | - | 4.97 | 238,956 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,151 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,918 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,765 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,118 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,120 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,796 |
| Asia Map Quiz | 0 | - | 4.99 | 919,880 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,071 |
| Word Chain - Australia | 0 | - | 4.38 | 38,172 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,957 |
| Australia Map Quiz | 0 | - | 4.95 | 345,231 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,846 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,744 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,620 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,098 |
| Celtic Nations | 0 | - | 4.69 | 46,998 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,118 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,725 |
| The Only European Country ... | 0 | - | 4.91 | 217,450 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,617 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,917 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,326 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,971 |
| Countries of Africa | 0 | - | 5.00 | 2,545,556 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,126 |
| African East Coast | 0 | - | 4.96 | 96,304 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,168 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,700 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,077 |
| Australian States and Territories | 0 | - | 4.96 | 142,257 |
| Famous Australians by Description | 0 | - | 4.23 | 28,012 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,369 |
| Australian Slang | 0 | - | 4.24 | 28,656 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,723 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,416 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,134 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,643 |
| North America Map Quiz | 0 | - | 4.98 | 249,542 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,812 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,815 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,318 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,967 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,433 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,952 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,456 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,431 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,370 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,543 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,364 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,183 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,671 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,585 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,430 |
| Slavic Countries | 0 | - | 4.96 | 111,902 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,481 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,204 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,421 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,052 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,384 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,239 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,260 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,813 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,663 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,804 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,141 |
| Countries of the Middle East | 0 | - | 4.96 | 201,730 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,601 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,109 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,391 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,809 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,502 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,448 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,873 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,479 |
| African Island Countries | 0 | - | 4.96 | 101,896 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,881 |
| Flags of North and South America | 0 | - | 4.99 | 374,430 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,929 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,069 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,759 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,789 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,928 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,937 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,590 |
| Counties of England | 0 | - | 4.97 | 799,042 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,026 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,352 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,774 |
| Flags of Oceania | 0 | - | 5.00 | 260,619 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,745 |
| The Only American Country ... | 0 | - | 4.92 | 121,835 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,292 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,997 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,223 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,863 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,422 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,622 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,766 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,623 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,423 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,037 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,228 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,953 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,058 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,876 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,745 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,403 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,008 |
| Monarchies of Europe | 0 | - | 4.90 | 98,366 |
| European Countries with One Border | 0 | - | 4.97 | 183,142 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,914 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,771 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,057 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,112 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,877 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,234 |
| States of Germany | 0 | - | 4.95 | 153,247 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,300 |
| Regions of Italy | 0 | - | 4.92 | 76,269 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,444 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,436 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,425 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,219 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,170 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,214 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,757 |
| Champions League Winners | 0 | - | 4.92 | 1,010,058 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,728 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,283 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,573 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,530 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,399 |
| Monarchies of Asia | 0 | - | 4.97 | 71,233 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,034 |
| Provinces of Turkey | 0 | - | 4.94 | 204,695 |
| Provinces of China | 0 | - | 4.97 | 205,718 |
| Japanese Prefectures | 0 | - | 4.98 | 137,695 |
| States of India | 0 | - | 4.95 | 194,183 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,397 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,896 |
| The Only African Country ... | 0 | - | 4.99 | 129,288 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,216 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,083 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,249 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,413 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,476 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,598 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,438 |
| Palau Country Quiz | 0 | - | 4.90 | 23,059 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,686 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,291 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,157 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,482 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,867 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,557 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,301 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,394 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,583 |
| States of Mexico | 0 | - | 4.96 | 176,827 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,153 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,113 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,198 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,257 |
| States of Brazil | 0 | - | 4.97 | 88,664 |
| Central American Countries | 0 | - | 4.98 | 156,804 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,975 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,102 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,124 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,891 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,878 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,899 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,944 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,409 |
| US States Quiz | 0 | - | 5.00 | 16,920,998 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,840 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,308 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,837 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,197 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,650 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,370 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,276 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,675 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,894 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,831 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,656 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,963 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,408 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,222 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,427 |
