| African Countries by First 2 Letters | 0 | - | 4.96 | 269,063 |
| African East Coast | 0 | - | 4.96 | 96,584 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,920 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,966 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,334 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,801 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,869 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,335 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,509 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,312 |
| Word Chain - Africa | 0 | - | 4.47 | 31,691 |
| African Great Lakes | 0 | - | 4.82 | 66,805 |
| Australian Capitals | 0 | - | 4.92 | 62,806 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,590 |
| Official European Union Languages | 0 | - | 4.97 | 239,471 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,478 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,299 |
| Famous People from Africa | 0 | - | 4.45 | 10,985 |
| African Physical Geography | 0 | - | 4.51 | 31,789 |
| Africa A-Z | 0 | - | 4.57 | 46,742 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,460 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,053 |
| Celtic Nations | 0 | - | 4.61 | 47,068 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,274 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,176 |
| Asia Map Quiz | 0 | - | 4.99 | 923,242 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,269 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,064 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,905 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,220 |
| Geography of South Africa | 0 | - | 4.54 | 17,299 |
| History of South Africa | 0 | - | 4.60 | 17,743 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,297 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,494 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,847 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,328 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,233 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,775 |
| The Only European Country ... | 0 | - | 4.91 | 218,429 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,192 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,005 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,702 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,644 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,793 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,431 |
| Australia Map Quiz | 0 | - | 4.95 | 345,818 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,776 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,328 |
| Countries of Africa | 0 | - | 5.00 | 2,553,562 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,475 |
| Provinces of South Africa | 0 | - | 4.74 | 21,896 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,134 |
| Australian States and Territories | 0 | - | 4.96 | 142,646 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,450 |
| Australia Country Quiz | 0 | - | 4.43 | 69,782 |
| Australia True or False | 0 | - | 4.87 | 57,076 |
| Flags of North and South America | 0 | - | 4.99 | 375,970 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,874 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,656 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,418 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,254 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,715 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,121 |
| North America Map Quiz | 0 | - | 4.98 | 250,884 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,928 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,269 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,279 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,474 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,096 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,176 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,911 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,309 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,857 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,288 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,624 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,897 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,698 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,235 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,060 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,962 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,651 |
| Slavic Countries | 0 | - | 4.96 | 112,198 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,629 |
| Counties of England | 0 | - | 4.97 | 801,426 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,454 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,635 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,379 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,735 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,009 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,600 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,134 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,908 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,289 |
| Countries of the Middle East | 0 | - | 4.96 | 202,309 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,684 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,412 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,959 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,098 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,322 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,095 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,983 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,357 |
| African Island Countries | 0 | - | 4.96 | 102,271 |
| Flags of Oceania | 0 | - | 5.00 | 261,931 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,589 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,327 |
| Regions of New Zealand | 0 | - | 4.84 | 28,677 |
| The Only American Country ... | 0 | - | 4.92 | 122,069 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,521 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,648 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,033 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,725 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,782 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,623 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,818 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,822 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,179 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,389 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,578 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,345 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,256 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,243 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,628 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,297 |
| Monarchies of Europe | 0 | - | 4.90 | 98,677 |
| European Countries with One Border | 0 | - | 4.97 | 183,532 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,280 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,106 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,980 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,340 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,385 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,572 |
| States of Germany | 0 | - | 4.95 | 154,057 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,554 |
| Regions of Italy | 0 | - | 4.92 | 76,743 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,665 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,054 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,624 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,393 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,697 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,811 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,889 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,620 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,912 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,073 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,643 |
| Monarchies of Asia | 0 | - | 4.97 | 71,404 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,201 |
| Provinces of Turkey | 0 | - | 4.94 | 205,455 |
| Provinces of China | 0 | - | 4.97 | 207,101 |
| Japanese Prefectures | 0 | - | 4.98 | 138,515 |
| States of India | 0 | - | 4.95 | 195,256 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,200 |
| African Geography A-Z | 0 | - | 4.33 | 21,518 |
| The Only African Country ... | 0 | - | 4.99 | 129,525 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,322 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,705 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,300 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,644 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,351 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,250 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,348 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,710 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,700 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,162 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,304 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,570 |
| Slavic Languages | 0 | - | 4.68 | 54,622 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,709 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,592 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,974 |
| Champions League Winners | 0 | - | 4.92 | 1,013,551 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,635 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,739 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,198 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,411 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,054 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,107 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,759 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,741 |
| Palau Country Quiz | 0 | - | 4.90 | 23,108 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,818 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,486 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,371 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,524 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,920 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,590 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,650 |
| States of Mexico | 0 | - | 4.96 | 177,704 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,450 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,329 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,574 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,449 |
| States of Brazil | 0 | - | 4.97 | 89,282 |
| Central American Countries | 0 | - | 4.98 | 157,137 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,161 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,910 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,349 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,182 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,319 |
