| Australian Capitals | 0 | - | 4.92 | 62,612 |
| Australia True or False | 0 | - | 4.87 | 56,571 |
| Australia Country Quiz | 0 | - | 4.43 | 69,354 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,825 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,017 |
| Regions of New Zealand | 0 | - | 4.85 | 28,275 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,773 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,560 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,713 |
| Official European Union Languages | 0 | - | 4.97 | 237,210 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,062 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,198 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,624 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,509 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,784 |
| Celtic Nations | 0 | - | 4.69 | 46,839 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,739 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,235 |
| Asia Map Quiz | 0 | - | 4.99 | 908,456 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,969 |
| African East Coast | 0 | - | 4.96 | 95,225 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,109 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,993 |
| Word Chain - Australia | 0 | - | 4.37 | 38,031 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,532 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,357 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,392 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,606 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,874 |
| The Only European Country ... | 0 | - | 4.91 | 214,363 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,884 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,614 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,757 |
| Countries of Africa | 0 | - | 5.00 | 2,512,999 |
| Australia Map Quiz | 0 | - | 4.94 | 342,802 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,694 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,368 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,232 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,993 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,602 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,261 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,514 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,673 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,857 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,702 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,448 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,627 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,368 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,778 |
| African Island Countries | 0 | - | 4.96 | 100,926 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,961 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,638 |
| Australian States and Territories | 0 | - | 4.96 | 141,103 |
| Famous Australians by Description | 0 | - | 4.23 | 27,701 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,063 |
| Australian Slang | 0 | - | 4.25 | 28,501 |
| Flags of North and South America | 0 | - | 4.99 | 368,530 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,228 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,294 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,439 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,432 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,098 |
| North America Map Quiz | 0 | - | 4.98 | 245,300 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,432 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,714 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,750 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,735 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,573 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,874 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,372 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,884 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,465 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,770 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,603 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,952 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,214 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,275 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,633 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,447 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,344 |
| Slavic Countries | 0 | - | 4.96 | 111,012 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,105 |
| Counties of England | 0 | - | 4.97 | 790,484 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,923 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,464 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,943 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,542 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,402 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,966 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,661 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,827 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,070 |
| Countries of the Middle East | 0 | - | 4.96 | 199,292 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,292 |
| States of India | 0 | - | 4.94 | 190,861 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,042 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,324 |
| The Only African Country ... | 0 | - | 4.99 | 128,473 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,830 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,222 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,661 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,504 |
| Flags of Oceania | 0 | - | 5.00 | 255,975 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,570 |
| The Only American Country ... | 0 | - | 4.92 | 120,901 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,457 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,396 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,147 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,003 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,189 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,047 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,511 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,988 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,195 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,586 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,516 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,485 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,164 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,596 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,126 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,360 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,966 |
| Monarchies of Europe | 0 | - | 4.90 | 97,479 |
| European Countries with One Border | 0 | - | 4.97 | 181,821 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,720 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,165 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,542 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,324 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,427 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,938 |
| States of Germany | 0 | - | 4.96 | 150,516 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,164 |
| Regions of Italy | 0 | - | 4.92 | 74,919 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,950 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,610 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,475 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,162 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,329 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,575 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,100 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,229 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,527 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,137 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,567 |
| Monarchies of Asia | 0 | - | 4.97 | 70,688 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,510 |
| Provinces of Turkey | 0 | - | 4.95 | 202,060 |
| Provinces of China | 0 | - | 4.97 | 200,869 |
| Japanese Prefectures | 0 | - | 4.98 | 135,076 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,064 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,206 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,119 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,480 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,613 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,103 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,382 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,855 |
| Slavic Languages | 0 | - | 4.68 | 54,057 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,462 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,280 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,666 |
| Champions League Winners | 0 | - | 4.92 | 998,059 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,451 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,251 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,316 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,333 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,510 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,377 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,494 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,341 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,079 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,086 |
| States of India Map Quiz | 0 | - | 4.82 | 26,126 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,844 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,426 |
| African Great Lakes | 0 | - | 4.82 | 65,367 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,971 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,482 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,564 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,866 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,126 |
| Palau Country Quiz | 0 | - | 4.89 | 22,873 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,290 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,612 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,354 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,325 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,393 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,199 |
| States of Mexico | 0 | - | 4.95 | 173,850 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,981 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,298 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,147 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,509 |
| States of Brazil | 0 | - | 4.98 | 86,682 |
| Central American Countries | 0 | - | 4.98 | 155,234 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,276 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,330 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,795 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,408 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,441 |
