| Australian Capitals | 0 | - | 4.92 | 62,720 |
| Australia True or False | 0 | - | 4.87 | 56,851 |
| 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 | 69,582 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,473 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,190 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,968 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,451 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,205 |
| Elton John Quiz | 0 | - | 4.48 | 18,465 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,693 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,122 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,676 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,179 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,113 |
| Official European Union Languages | 0 | - | 4.97 | 238,484 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,828 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,152 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,170 |
| Asia Map Quiz | 0 | - | 4.99 | 916,624 |
| Countries of Africa | 0 | - | 5.00 | 2,536,460 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,813 |
| African East Coast | 0 | - | 4.96 | 96,047 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,866 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,053 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,679 |
| Australia Map Quiz | 0 | - | 4.95 | 344,586 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,172 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,218 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,648 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,998 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,427 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,979 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,219 |
| The Only European Country ... | 0 | - | 4.91 | 216,580 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,100 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,830 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,768 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,900 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,948 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,848 |
| Countries by National Anthem | 0 | - | 4.92 | 71,231 |
| States of India | 0 | - | 4.95 | 193,215 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,965 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,132 |
| 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 | 116,568 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,215 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,246 |
| 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 | 243,383 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,847 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,195 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,122 |
| Flags of Oceania | 0 | - | 5.00 | 259,050 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,683 |
| Australian States and Territories | 0 | - | 4.96 | 141,946 |
| Famous Australians by Description | 0 | - | 4.23 | 27,929 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,390 |
| 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 | 373,015 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,602 |
| 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 | 121,100 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,741 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,611 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,571 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,256 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,005 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,949 |
| North America Map Quiz | 0 | - | 4.98 | 248,452 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,653 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,084 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,472 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,439 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,725 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,460 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,006 |
| 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 | 16,871,925 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,441 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,289 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,615 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,143 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,069 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,873 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,384 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,810 |
| Celtic Nations | 0 | - | 4.69 | 46,941 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,539 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,648 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,193 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,840 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,666 |
| 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 | 87,363 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,119 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,457 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,793 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,739 |
| Monarchies of Europe | 0 | - | 4.90 | 98,133 |
| 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 | 69,164 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,200 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,265 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,176 |
| Slavic Countries | 0 | - | 4.96 | 111,644 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,107 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,889 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,401 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,800 |
| States of Germany | 0 | - | 4.96 | 152,529 |
| 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 | 75,851 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,141 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,924 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,186 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,513 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,988 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,603 |
| Counties of England | 0 | - | 4.97 | 796,589 |
| Imagine Lyrics | 0 | - | 4.53 | 43,277 |
| 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 | 1,006,552 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,385 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,222 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,502 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,722 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,140 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,981 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,982 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,879 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,495 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,274 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,796 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,421 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,336 |
| 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 | 49,889 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,880 |
| Countries of the Middle East | 0 | - | 4.96 | 201,142 |
| Provinces of Turkey | 0 | - | 4.95 | 204,097 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,516 |
| Provinces of China | 0 | - | 4.97 | 204,358 |
| Japanese Prefectures | 0 | - | 4.98 | 136,869 |
| 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 | 81,255 |
| 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 | 58,222 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,719 |
| 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 | 75,589 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,262 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,581 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,204 |
| Name a Valid African Country | 0 | - | 4.98 | 154,055 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,785 |
| 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 | 23,014 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,569 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,092 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,937 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,829 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,449 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,520 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,404 |
