| Australian Capitals | 0 | - | 4.92 | 62,642 |
| Australia True or False | 0 | - | 4.87 | 56,626 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,832 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,083 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,234 |
| Regions of New Zealand | 0 | - | 4.85 | 28,331 |
| Australia Country Quiz | 0 | - | 4.43 | 69,391 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,315 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,152 |
| New Zealand Country Quiz | 0 | - | 4.69 | 75,679 |
| Europe Map Quiz | 0 | - | 5.00 | 4,741,856 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,792 |
| Elton John Quiz | 0 | - | 4.48 | 18,431 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,007 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,965 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,053 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,662 |
| Word Chain - Australia | 0 | - | 4.37 | 38,057 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,790 |
| Official European Union Languages | 0 | - | 4.97 | 237,467 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,201 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,149 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,166 |
| Asia Map Quiz | 0 | - | 4.99 | 909,832 |
| Countries of Africa | 0 | - | 5.00 | 2,517,337 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,154 |
| African East Coast | 0 | - | 4.96 | 95,399 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,262 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,005 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,092 |
| Australia Map Quiz | 0 | - | 4.94 | 343,050 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,673 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,830 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,415 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,690 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,000 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,703 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,121 |
| The Only European Country ... | 0 | - | 4.91 | 214,806 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,105 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,646 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,553 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,754 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,034 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,553 |
| Countries by National Anthem | 0 | - | 4.93 | 71,090 |
| States of India | 0 | - | 4.94 | 191,278 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,586 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,872 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,145 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,057 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,816 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,583 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,749 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,401 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,578 |
| The Only African Country ... | 0 | - | 4.98 | 128,621 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,886 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,040 |
| African Island Countries | 0 | - | 4.96 | 101,057 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,256 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,318 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,631 |
| Flags of Oceania | 0 | - | 5.00 | 256,496 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,646 |
| Australian States and Territories | 0 | - | 4.96 | 141,238 |
| Famous Australians by Description | 0 | - | 4.23 | 27,746 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,711 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,105 |
| Australian Slang | 0 | - | 4.25 | 28,528 |
| Flags of North and South America | 0 | - | 4.99 | 369,407 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,336 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,437 |
| The Only American Country ... | 0 | - | 4.92 | 121,082 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,639 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,692 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,590 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,422 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,519 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,864 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,284 |
| North America Map Quiz | 0 | - | 4.98 | 246,038 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,182 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,330 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,128 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,682 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,495 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,093 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,332 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,028 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,642 |
| US States Quiz | 0 | - | 5.00 | 16,758,334 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,342 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,321 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,205 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,819 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,667 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,628 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,298 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,603 |
| Celtic Nations | 0 | - | 4.69 | 46,858 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,564 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,483 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,024 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,607 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,258 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,095 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,768 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,681 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,337 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,043 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,486 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,025 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,097 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,132 |
| Monarchies of Europe | 0 | - | 4.90 | 97,592 |
| European Countries with One Border | 0 | - | 4.97 | 181,988 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,874 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,128 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,377 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,606 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,412 |
| Slavic Countries | 0 | - | 4.96 | 111,135 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,954 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,431 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,617 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,067 |
| States of Germany | 0 | - | 4.96 | 150,830 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,153 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,272 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,704 |
| Regions of Italy | 0 | - | 4.92 | 75,045 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,037 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,985 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,632 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,985 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,257 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,494 |
| Counties of England | 0 | - | 4.97 | 791,727 |
| Imagine Lyrics | 0 | - | 4.53 | 43,122 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,683 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,602 |
| Champions League Winners | 0 | - | 4.92 | 999,686 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,040 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,741 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,145 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,098 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,654 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,509 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,387 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,147 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,851 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,678 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,431 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,932 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,403 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,690 |
| Monarchies of Asia | 0 | - | 4.97 | 70,765 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,395 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,571 |
| Countries of the Middle East | 0 | - | 4.96 | 199,625 |
| Provinces of Turkey | 0 | - | 4.95 | 202,606 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,325 |
| Provinces of China | 0 | - | 4.97 | 201,483 |
| Japanese Prefectures | 0 | - | 4.98 | 135,385 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,441 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,210 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,890 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,966 |
| Kazakhstan Country Quiz | 0 | - | 4.79 | 35,440 |
| States of India Map Quiz | 0 | - | 4.82 | 26,186 |
| Countries Bordering India | 0 | - | 4.98 | 163,132 |
| Countries Closest to India | 0 | - | 4.97 | 102,409 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,928 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,481 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,331 |
| African Great Lakes | 0 | - | 4.82 | 65,566 |
| Every African Country Shape | 0 | - | 4.90 | 86,486 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,087 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,421 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,663 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,215 |
| Name a Valid African Country | 0 | - | 4.98 | 153,288 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,606 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,663 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,639 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,898 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,998 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,185 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,356 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,841 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,146 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,307 |
| Palau Country Quiz | 0 | - | 4.90 | 22,900 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,347 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,711 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,465 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,318 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,351 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,419 |