| Top African Languages on a Map | 0 | - | 4.92 | 72,936 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,933 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,753 |
| Official European Union Languages | 0 | - | 4.97 | 237,345 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,140 |
| African East Coast | 0 | - | 4.96 | 95,326 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,132 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,469 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,788 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,888 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,311 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,068 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,840 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,088 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,276 |
| African Great Lakes | 0 | - | 4.82 | 65,500 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,100 |
| Slavic Languages | 0 | - | 4.68 | 54,088 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,466 |
| Africa A-Z | 0 | - | 4.57 | 46,445 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,524 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 217,540 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,412 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,856 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,807 |
| Top World Languages | 0 | - | 4.92 | 815,505 |
| Famous People from Africa | 0 | - | 4.45 | 10,886 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,843 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,259 |
| Word Chain - Africa | 0 | - | 4.47 | 31,488 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.69 | 38,270 |
| Australian Capitals | 0 | - | 4.92 | 62,619 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,961 |
| Countries by Official Language | 0 | - | 4.95 | 193,190 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,844 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,165 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,731 |
| Countries in their Native Language | 0 | - | 4.99 | 197,029 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,190 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,915 |
| African Physical Geography | 0 | - | 4.51 | 31,596 |
| Geography of South Africa | 0 | - | 4.54 | 17,175 |
| History of South Africa | 0 | - | 4.60 | 17,626 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,140 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,976 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,777 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,757 |
| Asia Map Quiz | 0 | - | 4.99 | 909,153 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,712 |
| Countries of Africa | 0 | - | 5.00 | 2,515,531 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,069 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,708 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,204 |
| Provinces of South Africa | 0 | - | 4.74 | 21,471 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,054 |
| Australia Map Quiz | 0 | - | 4.94 | 342,936 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,658 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,690 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,390 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,562 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,857 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,659 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,021 |
| The Only European Country ... | 0 | - | 4.91 | 214,634 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,015 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,629 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,952 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,986 |
| Spanish to English Country Names | 0 | - | 4.85 | 32,327 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,151 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,410 |
| German-Speaking Countries | 0 | - | 4.89 | 123,623 |
| Italian Name Translation | 0 | - | 4.81 | 45,602 |
| French-Speaking Countries | 0 | - | 4.85 | 269,297 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,148 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,559 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,367 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,967 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,770 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,520 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,697 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,492 |
| African Island Countries | 0 | - | 4.96 | 101,005 |
| Australian States and Territories | 0 | - | 4.96 | 141,183 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,086 |
| Australia True or False | 0 | - | 4.87 | 56,605 |
| Flags of North and South America | 0 | - | 4.99 | 369,030 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,300 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,386 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,604 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,053 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,110 |
| North America Map Quiz | 0 | - | 4.98 | 245,802 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,078 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,078 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,605 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,271 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,399 |
| Celtic Nations | 0 | - | 4.69 | 46,849 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,964 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,969 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,549 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,971 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,644 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,998 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,849 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,893 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,013 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,541 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,386 |
| Slavic Countries | 0 | - | 4.96 | 111,080 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,138 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,668 |
| Languages of Spain | 0 | - | 4.36 | 23,198 |
| Counties of England | 0 | - | 4.97 | 791,257 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,511 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,539 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,566 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,033 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,611 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,460 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,058 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,762 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,272 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,348 |
| Countries of the Middle East | 0 | - | 4.96 | 199,490 |
| English Speaking Countries | 0 | - | 4.64 | 356,369 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,283 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,381 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,009 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,504 |
| States of India | 0 | - | 4.94 | 191,104 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,362 |
| African Geography A-Z | 0 | - | 4.33 | 21,440 |
| The Only African Country ... | 0 | - | 4.99 | 128,575 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,860 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,277 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,575 |
| Flags of Oceania | 0 | - | 5.00 | 256,234 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,062 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,657 |
| Australia Country Quiz | 0 | - | 4.43 | 69,375 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,206 |
| Regions of New Zealand | 0 | - | 4.85 | 28,300 |
| The Only American Country ... | 0 | - | 4.92 | 121,021 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,526 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,409 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,388 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,236 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,123 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,272 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,093 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,598 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,040 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,260 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,617 |
| US States Quiz | 0 | - | 5.00 | 16,747,206 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,603 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,530 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,217 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,699 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,236 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,433 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,237 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,064 |
| Monarchies of Europe | 0 | - | 4.90 | 97,549 |
| European Countries with One Border | 0 | - | 4.97 | 181,913 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,815 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,533 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,281 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,799 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,376 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,531 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,002 |
| States of Germany | 0 | - | 4.96 | 150,711 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,227 |
| Regions of Italy | 0 | - | 4.92 | 75,001 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,001 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,839 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,554 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,854 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,206 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,427 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,584 |
| Champions League Winners | 0 | - | 4.92 | 998,960 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,125 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,323 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,598 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,313 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,638 |
| Monarchies of Asia | 0 | - | 4.97 | 70,732 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,543 |
| Provinces of Turkey | 0 | - | 4.95 | 202,431 |
| Provinces of China | 0 | - | 4.97 | 201,231 |
| Japanese Prefectures | 0 | - | 4.98 | 135,240 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,411 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,112 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,401 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,141 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,850 |
