| Regions of New Zealand | 0 | - | 4.85 | 28,403 |
| Australian Capitals | 0 | - | 4.92 | 62,658 |
| Australia True or False | 0 | - | 4.87 | 56,677 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,875 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,306 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,127 |
| Australia Country Quiz | 0 | - | 4.43 | 69,443 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,826 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,404 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,171 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,015 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,750 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,236 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,073 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,148 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,756 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,648 |
| Word Chain - Australia | 0 | - | 4.37 | 38,077 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,855 |
| Official European Union Languages | 0 | - | 4.97 | 237,673 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,321 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,579 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,961 |
| Asia Map Quiz | 0 | - | 4.99 | 911,039 |
| Countries of Africa | 0 | - | 5.00 | 2,521,645 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,276 |
| African East Coast | 0 | - | 4.96 | 95,531 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,362 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,015 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,213 |
| Australia Map Quiz | 0 | - | 4.94 | 343,292 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,621 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,093 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,951 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,240 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,747 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,331 |
| The Only European Country ... | 0 | - | 4.91 | 215,172 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,337 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,669 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,210 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,170 |
| Countries by National Anthem | 0 | - | 4.92 | 71,120 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,652 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,990 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,243 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,910 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,694 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,849 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,770 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,223 |
| African Island Countries | 0 | - | 4.96 | 101,175 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,637 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,657 |
| Australian States and Territories | 0 | - | 4.96 | 141,376 |
| Famous Australians by Description | 0 | - | 4.23 | 27,791 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,145 |
| Australian Slang | 0 | - | 4.25 | 28,549 |
| Flags of North and South America | 0 | - | 4.99 | 370,212 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,407 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,532 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,844 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,608 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,346 |
| North America Map Quiz | 0 | - | 4.98 | 246,596 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,547 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,885 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,874 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,869 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,687 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,770 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,548 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,161 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,710 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,459 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,775 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,108 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,357 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,504 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,359 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,745 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,532 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,199 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,750 |
| Counties of England | 0 | - | 4.97 | 792,636 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,580 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,790 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,740 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,565 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,182 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,825 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,234 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,738 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,589 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,325 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,984 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,031 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,600 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,527 |
| Countries of the Middle East | 0 | - | 4.96 | 199,872 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| BTS Members (K-Pop) | 0 | - | 3.37 | 26,929 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,519 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,320 |
| States of India | 0 | - | 4.94 | 191,755 |
| States of India Map Quiz | 0 | - | 4.83 | 26,233 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,977 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,541 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,391 |
| African Great Lakes | 0 | - | 4.82 | 65,706 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,206 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,472 |
| The Only African Country ... | 0 | - | 4.99 | 128,706 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,931 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,180 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,778 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,420 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,764 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,728 |
| Name a Valid African Country | 0 | - | 4.98 | 153,434 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,649 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,924 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,246 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,192 |
| Flags of Oceania | 0 | - | 5.00 | 257,022 |
| Palau Country Quiz | 0 | - | 4.90 | 22,924 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,862 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,388 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,776 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,551 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,368 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,442 |
| The Only American Country ... | 0 | - | 4.92 | 121,173 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,730 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,469 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,141 |
| States of Mexico | 0 | - | 4.95 | 174,733 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,200 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,545 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,390 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,662 |
| States of Brazil | 0 | - | 4.97 | 87,175 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,451 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,761 |
| Central American Countries | 0 | - | 4.98 | 155,524 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,880 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,407 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,304 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,514 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,213 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,580 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,833 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,064 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,171 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,766 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,302 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,683 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,471 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,038 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,908 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,695 |
| US States Quiz | 0 | - | 5.00 | 16,780,881 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,143 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,325 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,982 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,747 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,731 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,623 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,642 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,501 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,421 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,936 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,511 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,601 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,296 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,094 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,244 |
| Monarchies of Europe | 0 | - | 4.90 | 97,705 |
| European Countries with One Border | 0 | - | 4.97 | 182,130 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,991 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,811 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,744 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,695 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,098 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,546 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,751 |
| Russia Country Quiz | 0 | - | 4.85 | 114,050 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,332 |
| Countries That Border Russia | 0 | - | 4.98 | 460,362 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,100 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,538 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,191 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,797 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,759 |
| Departments of France | 0 | - | 4.93 | 53,322 |
| Countries Bordering France | 0 | - | 4.83 | 401,147 |
