| Australian Capitals | 0 | - | 4.92 | 62,739 |
| Australia True or False | 0 | - | 4.87 | 56,928 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,070 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,394 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,662 |
| Regions of New Zealand | 0 | - | 4.84 | 28,566 |
| Australia Country Quiz | 0 | - | 4.43 | 69,655 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,269 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,497 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,051 |
| Europe Map Quiz | 0 | - | 5.00 | 4,768,694 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,775 |
| Elton John Quiz | 0 | - | 4.49 | 18,480 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,957 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,528 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,745 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,454 |
| Word Chain - Australia | 0 | - | 4.38 | 38,164 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,274 |
| Official European Union Languages | 0 | - | 4.97 | 238,810 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,056 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,753 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,316 |
| Asia Map Quiz | 0 | - | 4.99 | 918,715 |
| Countries of Africa | 0 | - | 5.00 | 2,542,720 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,028 |
| African East Coast | 0 | - | 4.96 | 96,206 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,075 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,066 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,842 |
| Australia Map Quiz | 0 | - | 4.95 | 344,951 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,336 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,662 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,717 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,411 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,863 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,076 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,572 |
| The Only European Country ... | 0 | - | 4.91 | 217,200 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,454 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,893 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,831 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,935 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,177 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,451 |
| Countries by National Anthem | 0 | - | 4.93 | 71,282 |
| States of India | 0 | - | 4.95 | 193,909 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,055 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,628 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,374 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,241 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,742 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,409 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,393 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,855 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,745 |
| The Only African Country ... | 0 | - | 4.99 | 129,241 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,180 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,314 |
| African Island Countries | 0 | - | 4.96 | 101,801 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,711 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,992 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,335 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,190 |
| Flags of Oceania | 0 | - | 5.00 | 260,214 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,695 |
| Australian States and Territories | 0 | - | 4.96 | 142,175 |
| Famous Australians by Description | 0 | - | 4.23 | 27,986 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,610 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,348 |
| Australian Slang | 0 | - | 4.24 | 28,650 |
| Flags of North and South America | 0 | - | 4.99 | 373,954 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,689 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,346 |
| The Only American Country ... | 0 | - | 4.92 | 121,764 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,236 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,026 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,159 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,625 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,751 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,085 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,135 |
| North America Map Quiz | 0 | - | 4.98 | 249,104 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,790 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,338 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,571 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,669 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,783 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,571 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,306 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,061 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,013 |
| US States Quiz | 0 | - | 5.00 | 16,905,619 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,387 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,306 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,692 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,277 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,177 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,939 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,413 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,217 |
| Celtic Nations | 0 | - | 4.69 | 46,976 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,242 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,846 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,364 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,003 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,179 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,760 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,313 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,600 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,491 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,317 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,064 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,603 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,932 |
| Monarchies of Europe | 0 | - | 4.90 | 98,280 |
| European Countries with One Border | 0 | - | 4.97 | 183,030 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,807 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,526 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,639 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,489 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,343 |
| Slavic Countries | 0 | - | 4.96 | 111,821 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,824 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,031 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,713 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,054 |
| States of Germany | 0 | - | 4.95 | 152,988 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,429 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,215 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,149 |
| Regions of Italy | 0 | - | 4.92 | 76,151 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,356 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,249 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,344 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,977 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,101 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,042 |
| Counties of England | 0 | - | 4.97 | 798,293 |
| Imagine Lyrics | 0 | - | 4.53 | 43,332 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,010 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,733 |
| Champions League Winners | 0 | - | 4.91 | 1,008,996 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,298 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,348 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,614 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,937 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,318 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,173 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,185 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,140 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,709 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,480 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,315 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,592 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,650 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,348 |
| Monarchies of Asia | 0 | - | 4.97 | 71,175 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,059 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,978 |
| Countries of the Middle East | 0 | - | 4.96 | 201,536 |
| Provinces of Turkey | 0 | - | 4.95 | 204,516 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,575 |
| Provinces of China | 0 | - | 4.97 | 205,391 |
| Japanese Prefectures | 0 | - | 4.98 | 137,412 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,976 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,025 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,377 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,424 |
| States of India Map Quiz | 0 | - | 4.83 | 26,585 |
| Countries Bordering India | 0 | - | 4.98 | 163,524 |
| Countries Closest to India | 0 | - | 4.97 | 102,911 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,324 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,792 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,731 |
| African Great Lakes | 0 | - | 4.82 | 66,412 |
| Every African Country Shape | 0 | - | 4.90 | 87,554 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,721 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,384 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,744 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,616 |
| Name a Valid African Country | 0 | - | 4.98 | 154,271 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,844 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,009 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,929 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,121 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,484 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,566 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,804 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,005 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,412 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,607 |
| Palau Country Quiz | 0 | - | 4.90 | 23,048 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,646 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,226 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,074 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,968 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,471 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,853 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,546 |
