| Australia... or New Zealand? | 0 | - | 4.83 | 61,210 |
| Regions of New Zealand | 0 | - | 4.85 | 28,301 |
| Australian Capitals | 0 | - | 4.92 | 62,621 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,759 |
| Official European Union Languages | 0 | - | 4.97 | 237,356 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,150 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,943 |
| Australia True or False | 0 | - | 4.87 | 56,607 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,472 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,793 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,893 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,316 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,069 |
| Australia Country Quiz | 0 | - | 4.43 | 69,378 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,131 |
| Slavic Languages | 0 | - | 4.68 | 54,092 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,467 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,961 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 217,570 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,419 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,865 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,825 |
| Top World Languages | 0 | - | 4.92 | 815,568 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,959 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,810 |
| Europe Map Quiz | 0 | - | 5.00 | 4,740,209 |
| Countries by Official Language | 0 | - | 4.95 | 193,203 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,852 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,174 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,746 |
| Countries in their Native Language | 0 | - | 4.99 | 197,033 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,202 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,168 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,089 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,192 |
| Word Chain - Australia | 0 | - | 4.37 | 38,048 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,996 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,779 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,812 |
| Asia Map Quiz | 0 | - | 4.99 | 909,211 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,713 |
| Countries of Africa | 0 | - | 5.00 | 2,515,772 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,080 |
| African East Coast | 0 | - | 4.96 | 95,338 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,207 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,002 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,056 |
| Australia Map Quiz | 0 | - | 4.94 | 342,947 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,791 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,715 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,393 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,575 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,881 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,667 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,033 |
| The Only European Country ... | 0 | - | 4.91 | 214,661 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,024 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,631 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,965 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,287 |
| Spanish to English Country Names | 0 | - | 4.85 | 32,334 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,154 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,410 |
| German-Speaking Countries | 0 | - | 4.89 | 123,630 |
| Italian Name Translation | 0 | - | 4.81 | 45,616 |
| French-Speaking Countries | 0 | - | 4.85 | 269,323 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,149 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,561 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,446 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,978 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,773 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,530 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,701 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,497 |
| African Island Countries | 0 | - | 4.96 | 101,015 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,157 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,642 |
| Australian States and Territories | 0 | - | 4.96 | 141,189 |
| Famous Australians by Description | 0 | - | 4.23 | 27,729 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,089 |
| Australian Slang | 0 | - | 4.25 | 28,523 |
| Flags of North and South America | 0 | - | 4.99 | 369,082 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,310 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,392 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,619 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,118 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,265 |
| North America Map Quiz | 0 | - | 4.98 | 245,828 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,109 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,113 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,605 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,273 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,556 |
| Celtic Nations | 0 | - | 4.69 | 46,851 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,014 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,975 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,554 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,984 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,648 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,004 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,875 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,924 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,023 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,545 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,390 |
| Slavic Countries | 0 | - | 4.96 | 111,087 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,139 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,671 |
| Languages of Spain | 0 | - | 4.36 | 23,200 |
| Counties of England | 0 | - | 4.97 | 791,323 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,601 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,592 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,044 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,614 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,470 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,069 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,775 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,287 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,354 |
| Countries of the Middle East | 0 | - | 4.96 | 199,512 |
| English Speaking Countries | 0 | - | 4.64 | 356,380 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,286 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,389 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,013 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,511 |
| States of India | 0 | - | 4.94 | 191,115 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,285 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,086 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,368 |
| The Only African Country ... | 0 | - | 4.99 | 128,577 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,862 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,284 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,864 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,582 |
| Flags of Oceania | 0 | - | 5.00 | 256,261 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,659 |
| The Only American Country ... | 0 | - | 4.92 | 121,035 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,547 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,409 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,401 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,250 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,134 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,278 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,096 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,610 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,045 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,264 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,620 |
| US States Quiz | 0 | - | 5.00 | 16,748,774 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,612 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,532 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,225 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,709 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,246 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,439 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,240 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,074 |
| Monarchies of Europe | 0 | - | 4.90 | 97,553 |
| European Countries with One Border | 0 | - | 4.97 | 181,921 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,823 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,535 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,292 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,813 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,377 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,553 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,015 |
| States of Germany | 0 | - | 4.96 | 150,725 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,233 |
| Regions of Italy | 0 | - | 4.92 | 75,003 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,003 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,844 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,560 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,873 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,213 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,439 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,585 |
| Champions League Winners | 0 | - | 4.92 | 999,058 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,126 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,328 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,610 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,329 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,649 |
| Monarchies of Asia | 0 | - | 4.97 | 70,740 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,546 |
| Provinces of Turkey | 0 | - | 4.95 | 202,460 |
| Provinces of China | 0 | - | 4.97 | 201,271 |
| Japanese Prefectures | 0 | - | 4.98 | 135,260 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,415 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,121 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,408 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,149 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,856 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,929 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,321 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,086 |
| States of India Map Quiz | 0 | - | 4.82 | 26,159 |
| Countries Bordering India | 0 | - | 4.98 | 163,107 |
| Countries Closest to India | 0 | - | 4.97 | 102,367 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,901 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,461 |
