| Regions of New Zealand | 0 | - | 4.84 | 28,604 |
| Australian Capitals | 0 | - | 4.92 | 62,761 |
| Australia True or False | 0 | - | 4.87 | 56,965 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,126 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,732 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,449 |
| Australia Country Quiz | 0 | - | 4.43 | 69,683 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,764 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,760 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,655 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,275 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,105 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,712 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,170 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,145 |
| Oceania Map Quiz | 0 | - | 4.98 | 654,602 |
| Word Chain - Australia | 0 | - | 4.38 | 38,174 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,356 |
| Official European Union Languages | 0 | - | 4.97 | 238,981 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,178 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,245 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,870 |
| Asia Map Quiz | 0 | - | 4.99 | 920,078 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,361 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,081 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,992 |
| Australia Map Quiz | 0 | - | 4.95 | 345,277 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,091 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,881 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,749 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,669 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,152 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,126 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,767 |
| The Only European Country ... | 0 | - | 4.91 | 217,531 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,665 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,922 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,366 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,057 |
| Countries of Africa | 0 | - | 5.00 | 2,546,218 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,148 |
| African East Coast | 0 | - | 4.96 | 96,323 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,188 |
| Countries by National Anthem | 0 | - | 4.93 | 71,304 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,702 |
| Australian States and Territories | 0 | - | 4.96 | 142,291 |
| Famous Australians by Description | 0 | - | 4.23 | 28,014 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,373 |
| Australian Slang | 0 | - | 4.24 | 28,657 |
| Flags of North and South America | 0 | - | 4.99 | 374,545 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,729 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,431 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,154 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,085 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,648 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,275 |
| North America Map Quiz | 0 | - | 4.98 | 249,605 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,817 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,877 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,927 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,325 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,976 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,436 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,325 |
| Celtic Nations | 0 | - | 4.69 | 47,003 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,221 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,971 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,479 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,502 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,388 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,598 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,545 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,411 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,700 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,622 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,453 |
| Slavic Countries | 0 | - | 4.96 | 111,934 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,490 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,221 |
| Counties of England | 0 | - | 4.97 | 799,278 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,887 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,967 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,139 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,403 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,230 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,439 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,069 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,396 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,257 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,286 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,837 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,681 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,862 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,163 |
| Countries of the Middle East | 0 | - | 4.96 | 201,773 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,612 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,124 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,546 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,419 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,824 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,526 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,460 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,908 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,509 |
| African Island Countries | 0 | - | 4.96 | 101,911 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,931 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,440 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,602 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,442 |
| Flags of Oceania | 0 | - | 5.00 | 260,720 |
| Palau Country Quiz | 0 | - | 4.90 | 23,060 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,785 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,698 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,303 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,167 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,485 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,873 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,557 |
| The Only American Country ... | 0 | - | 4.92 | 121,846 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,306 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,417 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,594 |
| States of Mexico | 0 | - | 4.96 | 176,879 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,197 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,149 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,224 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,272 |
| States of Brazil | 0 | - | 4.97 | 88,713 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,045 |
| Central American Countries | 0 | - | 4.98 | 156,823 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,992 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,164 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,253 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,886 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,440 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,633 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,138 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,782 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,906 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,633 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,913 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,971 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,955 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,435 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,063 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,426 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,052 |
| US States Quiz | 0 | - | 5.00 | 16,924,491 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,868 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.03 | 28,744 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,855 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,241 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,202 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,988 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,390 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,298 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,074 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,901 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,771 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,425 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,598 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,868 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,031 |
| Monarchies of Europe | 0 | - | 4.90 | 98,389 |
| European Countries with One Border | 0 | - | 4.97 | 183,167 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,949 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,050 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,480 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,134 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,747 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,795 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,470 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,114 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,371 |
| Russia Country Quiz | 0 | - | 4.83 | 114,738 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,139 |
| Countries That Border Russia | 0 | - | 4.98 | 462,938 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,506 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,139 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,425 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,793 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,903 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,215 |
| Departments of France | 0 | - | 4.93 | 54,527 |
| Countries Bordering France | 0 | - | 4.83 | 403,668 |
| Germany Country Quiz | 0 | - | 4.83 | 158,235 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,260 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,669 |
| States of Germany | 0 | - | 4.95 | 153,328 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,311 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,790 |
| Regions of Italy | 0 | - | 4.92 | 76,311 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,726 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,647 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,621 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,464 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,140 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,479 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,275 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,302 |
