| Australia... or New Zealand? | 0 | - | 4.83 | 61,212 |
| Regions of New Zealand | 0 | - | 4.85 | 28,311 |
| Australian Capitals | 0 | - | 4.92 | 62,627 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,762 |
| Official European Union Languages | 0 | - | 4.97 | 237,365 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,155 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,950 |
| Australia True or False | 0 | - | 4.87 | 56,608 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,472 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,794 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,896 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,317 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,071 |
| Australia Country Quiz | 0 | - | 4.43 | 69,379 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,173 |
| Slavic Languages | 0 | - | 4.68 | 54,096 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,467 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,976 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 217,577 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,424 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,878 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,846 |
| Top World Languages | 0 | - | 4.92 | 815,598 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,961 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,811 |
| Europe Map Quiz | 0 | - | 5.00 | 4,740,352 |
| Countries by Official Language | 0 | - | 4.95 | 193,205 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,854 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,176 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,756 |
| Countries in their Native Language | 0 | - | 4.99 | 197,039 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,207 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,260 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,089 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,228 |
| Word Chain - Australia | 0 | - | 4.37 | 38,050 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,016 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,779 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,851 |
| Asia Map Quiz | 0 | - | 4.99 | 909,273 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,713 |
| Countries of Africa | 0 | - | 5.00 | 2,515,905 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,086 |
| African East Coast | 0 | - | 4.96 | 95,347 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,211 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,002 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,056 |
| Australia Map Quiz | 0 | - | 4.94 | 342,954 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,860 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,723 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,394 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,583 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,893 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,670 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,039 |
| The Only European Country ... | 0 | - | 4.91 | 214,669 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,033 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,633 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,969 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,321 |
| Spanish to English Country Names | 0 | - | 4.85 | 32,339 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,155 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,415 |
| German-Speaking Countries | 0 | - | 4.89 | 123,631 |
| Italian Name Translation | 0 | - | 4.81 | 45,627 |
| French-Speaking Countries | 0 | - | 4.85 | 269,325 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,153 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,565 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,479 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,982 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,776 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,533 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,705 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,503 |
| African Island Countries | 0 | - | 4.96 | 101,019 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,161 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,642 |
| Australian States and Territories | 0 | - | 4.96 | 141,189 |
| Famous Australians by Description | 0 | - | 4.23 | 27,731 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,091 |
| Australian Slang | 0 | - | 4.25 | 28,523 |
| Flags of North and South America | 0 | - | 4.99 | 369,125 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,313 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,396 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,625 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,167 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,307 |
| North America Map Quiz | 0 | - | 4.98 | 245,839 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,124 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,127 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,607 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,273 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,635 |
| Celtic Nations | 0 | - | 4.69 | 46,852 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,050 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,977 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,556 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,995 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,651 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,006 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,881 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,940 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,032 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,552 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,391 |
| Slavic Countries | 0 | - | 4.96 | 111,092 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,139 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,673 |
| Languages of Spain | 0 | - | 4.36 | 23,200 |
| Counties of England | 0 | - | 4.97 | 791,355 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,651 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,611 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,050 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,618 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,474 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,074 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,779 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,303 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,362 |
| Countries of the Middle East | 0 | - | 4.96 | 199,518 |
| English Speaking Countries | 0 | - | 4.64 | 356,384 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,290 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,395 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,014 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,515 |
| States of India | 0 | - | 4.94 | 191,122 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,287 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,091 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,369 |
| The Only African Country ... | 0 | - | 4.99 | 128,578 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,863 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,288 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,873 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,585 |
| Flags of Oceania | 0 | - | 5.00 | 256,303 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,662 |
| The Only American Country ... | 0 | - | 4.92 | 121,038 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,558 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,410 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,413 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,252 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,136 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,280 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,101 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,620 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,050 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,267 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,623 |
| US States Quiz | 0 | - | 5.00 | 16,749,603 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,616 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,534 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,227 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,715 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,256 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,444 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,246 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,077 |
| Monarchies of Europe | 0 | - | 4.90 | 97,558 |
| European Countries with One Border | 0 | - | 4.97 | 181,923 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,825 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,539 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,296 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,835 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,380 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,563 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,022 |
| States of Germany | 0 | - | 4.96 | 150,745 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,234 |
| Regions of Italy | 0 | - | 4.92 | 75,006 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,005 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,854 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,573 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,879 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,218 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,445 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,585 |
| Champions League Winners | 0 | - | 4.92 | 999,112 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,126 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,336 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,616 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,336 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,652 |
| Monarchies of Asia | 0 | - | 4.97 | 70,742 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,549 |
| Provinces of Turkey | 0 | - | 4.95 | 202,461 |
| Provinces of China | 0 | - | 4.97 | 201,280 |
| Japanese Prefectures | 0 | - | 4.98 | 135,269 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,417 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,129 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,411 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,157 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,856 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,933 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,337 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,086 |
| States of India Map Quiz | 0 | - | 4.82 | 26,160 |
| Countries Bordering India | 0 | - | 4.98 | 163,110 |
| Countries Closest to India | 0 | - | 4.97 | 102,373 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,906 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,461 |
