| Australian Capitals | 0 | - | 4.92 | 62,593 |
| Countries by National Anthem | 0 | - | 4.92 | 71,024 |
| Australia True or False | 0 | - | 4.87 | 56,502 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,710 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,916 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,054 |
| Regions of New Zealand | 0 | - | 4.85 | 28,140 |
| Australia Country Quiz | 0 | - | 4.43 | 69,281 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,588 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,001 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,346 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,530 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,465 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,246 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,082 |
| Elton John Quiz | 0 | - | 4.48 | 18,402 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,335 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,099 |
| Christmas Song Lyrics | 0 | - | 4.20 | 70,403 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,280 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,298 |
| Word Chain - Australia | 0 | - | 4.37 | 38,014 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,715 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,580 |
| Official European Union Languages | 0 | - | 4.97 | 236,522 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,700 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,199 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,455 |
| Asia Map Quiz | 0 | - | 4.99 | 906,997 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 150,439 |
| Countries of Africa | 0 | - | 5.00 | 2,507,797 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,813 |
| African East Coast | 0 | - | 4.96 | 95,044 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,924 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,978 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,798 |
| Australia Map Quiz | 0 | - | 4.94 | 342,477 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,804 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,141 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,206 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,982 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,301 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,538 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,551 |
| The Only European Country ... | 0 | - | 4.91 | 213,831 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,532 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,567 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,445 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,686 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,468 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,899 |
| Christmas Carol Lyrics | 0 | - | 4.18 | 12,459 |
| States of India | 0 | - | 4.94 | 190,033 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,434 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,324 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,001 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,622 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,573 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,274 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,505 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,249 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,106 |
| The Only African Country ... | 0 | - | 4.99 | 128,364 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,776 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,446 |
| African Island Countries | 0 | - | 4.96 | 100,788 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,658 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,068 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,107 |
| Flags of Oceania | 0 | - | 5.00 | 255,186 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,632 |
| Australian States and Territories | 0 | - | 4.95 | 140,845 |
| Famous Australians by Description | 0 | - | 4.23 | 27,594 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,420 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,018 |
| Australian Slang | 0 | - | 4.25 | 28,472 |
| Flags of North and South America | 0 | - | 4.99 | 367,196 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,153 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,161 |
| The Only American Country ... | 0 | - | 4.92 | 120,758 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,340 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,222 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,195 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,353 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,787 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,632 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,962 |
| North America Map Quiz | 0 | - | 4.98 | 244,424 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,898 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,974 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,955 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,326 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,377 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,867 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,070 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,019 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,492 |
| US States Quiz | 0 | - | 5.00 | 16,700,551 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,899 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,942 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,611 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,365 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,497 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,239 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,591 |
| Celtic Nations | 0 | - | 4.69 | 46,812 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,331 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,746 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,715 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,288 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,042 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,322 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,393 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,465 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,853 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,848 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,214 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,824 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,880 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,807 |
| Monarchies of Europe | 0 | - | 4.90 | 97,309 |
| European Countries with One Border | 0 | - | 4.97 | 181,623 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,520 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,432 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,946 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,259 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,197 |
| Slavic Countries | 0 | - | 4.96 | 110,856 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,991 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,195 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,126 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,680 |
| States of Germany | 0 | - | 4.96 | 150,046 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,048 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,011 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,520 |
| Regions of Italy | 0 | - | 4.92 | 74,725 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,809 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,342 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,162 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,150 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,908 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,085 |
| Counties of England | 0 | - | 4.97 | 789,182 |
| Imagine Lyrics | 0 | - | 4.53 | 43,062 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,554 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,405 |
| Champions League Winners | 0 | - | 4.92 | 996,325 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,529 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,343 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,998 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,760 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,411 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,243 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,039 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,706 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,487 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,360 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,770 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,681 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,766 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,410 |
| Monarchies of Asia | 0 | - | 4.97 | 70,600 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,152 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,432 |
| Countries of the Middle East | 0 | - | 4.96 | 198,909 |
| Provinces of Turkey | 0 | - | 4.95 | 201,019 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,243 |
| Provinces of China | 0 | - | 4.97 | 200,117 |
| Japanese Prefectures | 0 | - | 4.98 | 134,568 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,212 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,895 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,679 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,782 |
| States of India Map Quiz | 0 | - | 4.82 | 26,036 |
| Countries Bordering India | 0 | - | 4.98 | 162,600 |
| Countries Closest to India | 0 | - | 4.97 | 102,205 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,773 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,330 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,160 |
| African Great Lakes | 0 | - | 4.82 | 65,151 |
| Every African Country Shape | 0 | - | 4.90 | 86,107 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,861 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,176 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,362 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,331 |
| Name a Valid African Country | 0 | - | 4.98 | 152,934 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,485 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,531 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,529 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,820 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,926 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,038 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,306 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,752 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,047 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,214 |
| Palau Country Quiz | 0 | - | 4.89 | 22,843 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,217 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,499 |
