| Australian Capitals | 0 | - | 4.92 | 62,720 |
| Australia True or False | 0 | - | 4.87 | 56,852 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,013 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,325 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,564 |
| Regions of New Zealand | 0 | - | 4.85 | 28,508 |
| Australia Country Quiz | 0 | - | 4.43 | 69,583 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,479 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,191 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,968 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,473 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,212 |
| Elton John Quiz | 0 | - | 4.48 | 18,465 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,696 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,130 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,687 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,203 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,116 |
| Official European Union Languages | 0 | - | 4.97 | 238,485 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,830 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,156 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,174 |
| Asia Map Quiz | 0 | - | 4.99 | 916,637 |
| Countries of Africa | 0 | - | 5.00 | 2,536,496 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,814 |
| African East Coast | 0 | - | 4.96 | 96,050 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,866 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,053 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,682 |
| Australia Map Quiz | 0 | - | 4.95 | 344,587 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,193 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,220 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,648 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,999 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,430 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,981 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,220 |
| The Only European Country ... | 0 | - | 4.91 | 216,581 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,100 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,832 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,769 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,900 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,950 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,850 |
| Countries by National Anthem | 0 | - | 4.92 | 71,232 |
| States of India | 0 | - | 4.95 | 193,218 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,966 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,142 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,334 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,948 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,569 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,218 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,248 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,772 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,492 |
| The Only African Country ... | 0 | - | 4.99 | 129,091 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,118 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,017 |
| African Island Countries | 0 | - | 4.96 | 101,613 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,386 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,847 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,196 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,132 |
| Flags of Oceania | 0 | - | 5.00 | 259,058 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,683 |
| Australian States and Territories | 0 | - | 4.96 | 141,947 |
| Famous Australians by Description | 0 | - | 4.23 | 27,929 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,391 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,279 |
| Australian Slang | 0 | - | 4.24 | 28,625 |
| Flags of North and South America | 0 | - | 4.99 | 373,017 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,603 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,213 |
| The Only American Country ... | 0 | - | 4.92 | 121,591 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,101 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,747 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,622 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,571 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,260 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,012 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,951 |
| North America Map Quiz | 0 | - | 4.98 | 248,458 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,655 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,089 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,472 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,442 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,726 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,460 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,008 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,052 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,930 |
| US States Quiz | 0 | - | 5.00 | 16,872,129 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,446 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,297 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,616 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,144 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,070 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,873 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,385 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,835 |
| Celtic Nations | 0 | - | 4.69 | 46,941 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,561 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,650 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,194 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,843 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,667 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,501 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,136 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,283 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,365 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,120 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,459 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,798 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,741 |
| Monarchies of Europe | 0 | - | 4.90 | 98,134 |
| European Countries with One Border | 0 | - | 4.97 | 182,762 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,557 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,168 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,202 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,267 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,177 |
| Slavic Countries | 0 | - | 4.96 | 111,644 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,108 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,889 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,402 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,802 |
| States of Germany | 0 | - | 4.96 | 152,533 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,346 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,023 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,000 |
| Regions of Italy | 0 | - | 4.92 | 75,853 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,142 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,926 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,186 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,516 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,988 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,611 |
| Counties of England | 0 | - | 4.97 | 796,602 |
| Imagine Lyrics | 0 | - | 4.53 | 43,278 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,946 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,693 |
| Champions League Winners | 0 | - | 4.92 | 1,006,563 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,392 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,223 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,503 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,723 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,141 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,984 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,983 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,882 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,496 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,277 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,799 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,421 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,338 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,184 |
| Monarchies of Asia | 0 | - | 4.97 | 71,083 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,892 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,880 |
| Countries of the Middle East | 0 | - | 4.96 | 201,146 |
| Provinces of Turkey | 0 | - | 4.95 | 204,099 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,517 |
| Provinces of China | 0 | - | 4.97 | 204,366 |
| Japanese Prefectures | 0 | - | 4.98 | 136,870 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,830 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,851 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,258 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,312 |
| States of India Map Quiz | 0 | - | 4.83 | 26,514 |
| Countries Bordering India | 0 | - | 4.98 | 163,425 |
| Countries Closest to India | 0 | - | 4.97 | 102,771 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,224 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,721 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,625 |
| African Great Lakes | 0 | - | 4.82 | 66,240 |
| Every African Country Shape | 0 | - | 4.90 | 87,284 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,590 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,264 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,585 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,209 |
| Name a Valid African Country | 0 | - | 4.98 | 154,057 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,786 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,933 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,861 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,067 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,154 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,481 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,763 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,976 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,353 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,521 |
| Palau Country Quiz | 0 | - | 4.90 | 23,015 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,570 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,094 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,939 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,830 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,450 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,520 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,404 |
