| Australian Capitals | 0 | - | 4.92 | 62,636 |
| Australian States and Territories | 0 | - | 4.96 | 141,215 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,098 |
| Australia True or False | 0 | - | 4.87 | 56,616 |
| Australia Country Quiz | 0 | - | 4.43 | 69,383 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,224 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,494 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,073 |
| Animals of Australia | 0 | - | 4.52 | 42,204 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,994 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,037 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,914 |
| Flags of Oceania | 0 | - | 5.00 | 256,395 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,078 |
| Word Chain - Australia | 0 | - | 4.37 | 38,054 |
| Regions of New Zealand | 0 | - | 4.85 | 28,318 |
| Palau Country Quiz | 0 | - | 4.90 | 22,899 |
| AFL Teams | 0 | - | 4.40 | 39,905 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,343 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,416 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,823 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,234 |
| Austria... or Australia? | 0 | - | 4.68 | 104,034 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,654 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,051 |
| Famous Australians by Description | 0 | - | 4.23 | 27,737 |
| Australian Slang | 0 | - | 4.25 | 28,524 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,203 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,905 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,449 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,706 |
| Name that Greek Letter | 0 | - | 4.94 | 322,224 |
| Europe Map Quiz | 0 | - | 5.00 | 4,741,062 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,618 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,968 |
| New Zealand Country Quiz | 0 | - | 4.69 | 75,668 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,820 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,777 |
| Official European Union Languages | 0 | - | 4.97 | 237,414 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,177 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,075 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,487 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,018 |
| Asia Map Quiz | 0 | - | 4.99 | 909,565 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,124 |
| African East Coast | 0 | - | 4.96 | 95,377 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,235 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,767 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,406 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,627 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,689 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,082 |
| The Only European Country ... | 0 | - | 4.91 | 214,737 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,065 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,638 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,781 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,995 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,717 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,159 |
| Countries of Africa | 0 | - | 5.00 | 2,516,580 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,004 |
| Australia Map Quiz | 0 | - | 4.94 | 342,997 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,781 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,975 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,224 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,571 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,699 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,321 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,686 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,936 |
| Celtic Nations | 0 | - | 4.69 | 46,855 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,435 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,648 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,160 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,581 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,652 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,020 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,801 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,557 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,728 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,532 |
| African Island Countries | 0 | - | 4.96 | 101,043 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,205 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,644 |
| Flags of North and South America | 0 | - | 4.99 | 369,223 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,326 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,416 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,651 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,354 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,579 |
| North America Map Quiz | 0 | - | 4.98 | 245,934 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,481 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,225 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,211 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,806 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,619 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,288 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,069 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,236 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,996 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,577 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,660 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,016 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,955 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,016 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,081 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,582 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,399 |
| Slavic Countries | 0 | - | 4.96 | 111,111 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,147 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,688 |
| Languages of Spain | 0 | - | 4.36 | 23,207 |
| Counties of England | 0 | - | 4.97 | 791,501 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,801 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,715 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,076 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,640 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,495 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,111 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,811 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,342 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,375 |
| Countries of the Middle East | 0 | - | 4.96 | 199,558 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,320 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 714,529 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,182 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,634 |
| Flags to Languages | 0 | - | 4.95 | 172,842 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,028 |
| States of India | 0 | - | 4.94 | 191,208 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,312 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,125 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,388 |
| The Only African Country ... | 0 | - | 4.99 | 128,599 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,877 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,301 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,964 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,609 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,693 |
| The Only American Country ... | 0 | - | 4.92 | 121,060 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,607 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,418 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,447 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,266 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,155 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,311 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,117 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,647 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,069 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,310 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,634 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,651 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,542 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,238 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,741 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,288 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,464 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,256 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,105 |
| Monarchies of Europe | 0 | - | 4.90 | 97,569 |
| European Countries with One Border | 0 | - | 4.97 | 181,961 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,845 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,561 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,322 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,902 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,411 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,584 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,036 |
| States of Germany | 0 | - | 4.96 | 150,776 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,250 |
| Regions of Italy | 0 | - | 4.92 | 75,026 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,021 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,936 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,616 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,927 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,240 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,476 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,594 |
| Champions League Winners | 0 | - | 4.92 | 999,339 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,133 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,359 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,651 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,379 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,664 |
| Monarchies of Asia | 0 | - | 4.97 | 70,752 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,559 |
| Provinces of Turkey | 0 | - | 4.95 | 202,536 |
| Provinces of China | 0 | - | 4.97 | 201,381 |
| Japanese Prefectures | 0 | - | 4.98 | 135,320 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,156 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,423 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,189 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,389 |
| States of India Map Quiz | 0 | - | 4.82 | 26,172 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,914 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,471 |
| African Great Lakes | 0 | - | 4.82 | 65,538 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,073 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,642 |
| Name a Valid African Country | 0 | - | 4.98 | 153,256 |
