| Australian Capitals | 0 | - | 4.92 | 62,631 |
| Australia True or False | 0 | - | 4.87 | 56,611 |
| Australia Country Quiz | 0 | - | 4.43 | 69,380 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,212 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,073 |
| Regions of New Zealand | 0 | - | 4.85 | 28,313 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,012 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,896 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,767 |
| Official European Union Languages | 0 | - | 4.97 | 237,388 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,165 |
| Europe Map Quiz | 0 | - | 5.00 | 4,740,732 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,451 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,412 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,818 |
| Celtic Nations | 0 | - | 4.69 | 46,854 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,053 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,927 |
| Asia Map Quiz | 0 | - | 4.99 | 909,429 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,103 |
| African East Coast | 0 | - | 4.96 | 95,364 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,221 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,063 |
| Word Chain - Australia | 0 | - | 4.37 | 38,050 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,748 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,404 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,607 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,681 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,065 |
| The Only European Country ... | 0 | - | 4.91 | 214,712 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,048 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,634 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,983 |
| Countries of Africa | 0 | - | 5.00 | 2,516,238 |
| Australia Map Quiz | 0 | - | 4.94 | 342,974 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,908 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,369 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,299 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,002 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,137 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,279 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,575 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,590 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,006 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,790 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,545 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,717 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,515 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,965 |
| African Island Countries | 0 | - | 4.96 | 101,035 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,182 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,644 |
| Australian States and Territories | 0 | - | 4.96 | 141,198 |
| Famous Australians by Description | 0 | - | 4.23 | 27,734 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,093 |
| Australian Slang | 0 | - | 4.25 | 28,524 |
| Flags of North and South America | 0 | - | 4.99 | 369,182 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,320 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,407 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,641 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,254 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,453 |
| North America Map Quiz | 0 | - | 4.98 | 245,895 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,477 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,174 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,161 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,799 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,613 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,859 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,133 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,984 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,564 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,018 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,657 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,011 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,252 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,899 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,984 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,567 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,397 |
| Slavic Countries | 0 | - | 4.96 | 111,099 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,140 |
| Counties of England | 0 | - | 4.97 | 791,423 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,738 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,666 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,063 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,632 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,487 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,097 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,794 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,908 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,326 |
| Countries of the Middle East | 0 | - | 4.96 | 199,530 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,320 |
| States of India | 0 | - | 4.94 | 191,147 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,107 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,379 |
| The Only African Country ... | 0 | - | 4.99 | 128,587 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,870 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,295 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,910 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,596 |
| Flags of Oceania | 0 | - | 5.00 | 256,361 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,678 |
| The Only American Country ... | 0 | - | 4.92 | 121,046 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,579 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,414 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,260 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,144 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,296 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,111 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,633 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,060 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,286 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,628 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,633 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,538 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,232 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,731 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,271 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,457 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,089 |
| Monarchies of Europe | 0 | - | 4.90 | 97,563 |
| European Countries with One Border | 0 | - | 4.97 | 181,950 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,836 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,309 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,864 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,402 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,570 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,032 |
| States of Germany | 0 | - | 4.96 | 150,760 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,242 |
| Regions of Italy | 0 | - | 4.92 | 75,015 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,016 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,879 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,604 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,228 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,456 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,592 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,128 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,350 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,637 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,364 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,661 |
| Monarchies of Asia | 0 | - | 4.97 | 70,746 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,556 |
| Provinces of Turkey | 0 | - | 4.95 | 202,514 |
| Provinces of China | 0 | - | 4.97 | 201,326 |
| Japanese Prefectures | 0 | - | 4.98 | 135,278 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,110 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,433 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,134 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,487 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,617 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,171 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,602 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,916 |
| Slavic Languages | 0 | - | 4.68 | 54,098 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,495 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,306 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,904 |
| Champions League Winners | 0 | - | 4.92 | 999,223 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,467 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,284 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,393 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,504 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,546 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,441 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,511 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,415 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,173 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,359 |
| States of India Map Quiz | 0 | - | 4.82 | 26,167 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,907 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,465 |
| African Great Lakes | 0 | - | 4.82 | 65,520 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,063 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,628 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,595 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,891 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,168 |
| Palau Country Quiz | 0 | - | 4.90 | 22,894 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,332 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,686 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,435 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,339 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,410 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,322 |
| States of Mexico | 0 | - | 4.95 | 174,137 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,060 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,410 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,247 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,567 |
| States of Brazil | 0 | - | 4.98 | 86,821 |
| Central American Countries | 0 | - | 4.98 | 155,378 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,492 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,440 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,886 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,546 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,777 |
