| Australian Capitals | 0 | - | 4.92 | 62,716 |
| Australia True or False | 0 | - | 4.87 | 56,830 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,304 |
| Australia Country Quiz | 0 | - | 4.43 | 69,570 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,539 |
| Regions of New Zealand | 0 | - | 4.85 | 28,489 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,275 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,085 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,943 |
| Europe Map Quiz | 0 | - | 5.00 | 4,760,376 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,895 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,695 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,147 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,999 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,082 |
| Official European Union Languages | 0 | - | 4.97 | 238,378 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,769 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,973 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,759 |
| Asia Map Quiz | 0 | - | 4.99 | 916,002 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,758 |
| African East Coast | 0 | - | 4.96 | 95,977 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,802 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,629 |
| Word Chain - Australia | 0 | - | 4.38 | 38,134 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,093 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,633 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,874 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,951 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,103 |
| The Only European Country ... | 0 | - | 4.91 | 216,428 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,008 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,814 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,883 |
| Countries of Africa | 0 | - | 5.00 | 2,534,551 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,050 |
| Australia Map Quiz | 0 | - | 4.95 | 344,468 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,771 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,295 |
| Celtic Nations | 0 | - | 4.69 | 46,929 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,574 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,947 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,606 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,875 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,526 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,165 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,208 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,396 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,906 |
| African Island Countries | 0 | - | 4.96 | 101,557 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,297 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,219 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,680 |
| Australian States and Territories | 0 | - | 4.96 | 141,893 |
| Famous Australians by Description | 0 | - | 4.23 | 27,917 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,276 |
| Australian Slang | 0 | - | 4.24 | 28,621 |
| Flags of North and South America | 0 | - | 4.99 | 372,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,581 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,179 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,675 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,965 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,317 |
| North America Map Quiz | 0 | - | 4.98 | 248,267 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,703 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,149 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,901 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,108 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,855 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,380 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,761 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,712 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,601 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,136 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,513 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,096 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,337 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,312 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,415 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,040 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,197 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,094 |
| Slavic Countries | 0 | - | 4.96 | 111,602 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,332 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,964 |
| Counties of England | 0 | - | 4.97 | 796,116 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,510 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,932 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,177 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,672 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,101 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,941 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,804 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,432 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,373 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,223 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,854 |
| Countries of the Middle East | 0 | - | 4.96 | 201,026 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,496 |
| States of India | 0 | - | 4.95 | 193,048 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,595 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,320 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,746 |
| The Only African Country ... | 0 | - | 4.99 | 129,056 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,107 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,806 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,044 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,141 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 56,508 |
| Flags of Oceania | 0 | - | 5.00 | 258,780 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,363 |
| The Only American Country ... | 0 | - | 4.92 | 121,538 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,056 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,556 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,931 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,870 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,620 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,030 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,442 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,357 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,418 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,927 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,893 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,038 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,785 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,432 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,184 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,048 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,468 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,681 |
| Monarchies of Europe | 0 | - | 4.90 | 98,070 |
| European Countries with One Border | 0 | - | 4.97 | 182,694 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,495 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,257 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,118 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,897 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,934 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,843 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,340 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,731 |
| States of Germany | 0 | - | 4.96 | 152,356 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,982 |
| Regions of Italy | 0 | - | 4.92 | 75,801 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,085 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,863 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,140 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,353 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,954 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,516 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,689 |
| Champions League Winners | 0 | - | 4.92 | 1,005,925 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,453 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,925 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,221 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,694 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,125 |
| Monarchies of Asia | 0 | - | 4.97 | 71,051 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,845 |
| Provinces of Turkey | 0 | - | 4.95 | 203,972 |
| Provinces of China | 0 | - | 4.97 | 204,130 |
| Japanese Prefectures | 0 | - | 4.98 | 136,706 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,797 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,785 |
| States of India Map Quiz | 0 | - | 4.83 | 26,490 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,202 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,709 |
| African Great Lakes | 0 | - | 4.82 | 66,172 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,556 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,528 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,271 |
| Name a Valid African Country | 0 | - | 4.98 | 153,972 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,773 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,052 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,466 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,336 |
| Palau Country Quiz | 0 | - | 4.90 | 22,999 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,550 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,049 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,894 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,444 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,511 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,237 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,112 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,419 |
| States of Mexico | 0 | - | 4.95 | 175,841 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,656 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,872 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,841 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,008 |
| States of Brazil | 0 | - | 4.97 | 87,897 |
| Central American Countries | 0 | - | 4.98 | 156,377 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,254 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,894 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,548 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,378 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,756 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,844 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,179 |
| US States Quiz | 0 | - | 5.00 | 16,860,396 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,876 |
