| Australian Capitals | 0 | - | 4.92 | 62,787 |
| Australia True or False | 0 | - | 4.87 | 57,021 |
| Australia Country Quiz | 0 | - | 4.43 | 69,737 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,326 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,501 |
| Regions of New Zealand | 0 | - | 4.84 | 28,636 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,105 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,867 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,478 |
| Official European Union Languages | 0 | - | 4.97 | 239,251 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,316 |
| Europe Map Quiz | 0 | - | 5.00 | 4,776,869 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,962 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,164 |
| Celtic Nations | 0 | - | 4.69 | 47,042 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,824 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,589 |
| Asia Map Quiz | 0 | - | 4.99 | 921,834 |
| Africa Map Quiz | 0 | - | 5.00 | 2,124,380 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,103 |
| Word Chain - Australia | 0 | - | 4.38 | 38,197 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,190 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,801 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,051 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,180 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,467 |
| The Only European Country ... | 0 | - | 4.91 | 218,002 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,982 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,968 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,579 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,486 |
| African East Coast | 0 | - | 4.96 | 96,461 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,331 |
| Australia Map Quiz | 0 | - | 4.95 | 345,564 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,478 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,719 |
| Countries of Africa | 0 | - | 5.00 | 2,550,041 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,108 |
| United States Map Quiz | 0 | - | 4.98 | 4,166,095 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,458 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,858 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,709 |
| Australian States and Territories | 0 | - | 4.96 | 142,479 |
| Famous Australians by Description | 0 | - | 4.23 | 28,057 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,414 |
| Australian Slang | 0 | - | 4.24 | 28,681 |
| Flags of North and South America | 0 | - | 4.99 | 375,268 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,814 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,567 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,300 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,027 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,679 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,624 |
| North America Map Quiz | 0 | - | 4.98 | 250,092 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,881 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,588 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,563 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,408 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,026 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,748 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,492 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,176 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,738 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,935 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,526 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,806 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,658 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,858 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,339 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,796 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,552 |
| Slavic Countries | 0 | - | 4.96 | 112,080 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,559 |
| Counties of England | 0 | - | 4.97 | 800,415 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,348 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,547 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,250 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,613 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,862 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,443 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,995 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,804 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,087 |
| Countries of the Middle East | 0 | - | 4.96 | 202,054 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,655 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,341 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,828 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,904 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,209 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,953 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,868 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,162 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,786 |
| African Island Countries | 0 | - | 4.96 | 102,130 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,164 |
| Flags of Oceania | 0 | - | 5.00 | 261,311 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,164 |
| The Only American Country ... | 0 | - | 4.92 | 121,954 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,414 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,372 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,963 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,555 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,709 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,485 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,738 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,648 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,128 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,310 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,274 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,221 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,098 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,021 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,522 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,164 |
| Monarchies of Europe | 0 | - | 4.90 | 98,511 |
| European Countries with One Border | 0 | - | 4.97 | 183,365 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,134 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,956 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,478 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,255 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,057 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,411 |
| States of Germany | 0 | - | 4.95 | 153,744 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,431 |
| Regions of Italy | 0 | - | 4.92 | 76,517 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,566 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,806 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,525 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,295 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,472 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,783 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,785 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,484 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,771 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,838 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,555 |
| Monarchies of Asia | 0 | - | 4.97 | 71,335 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,119 |
| Provinces of Turkey | 0 | - | 4.94 | 205,093 |
| Provinces of China | 0 | - | 4.97 | 206,409 |
| Japanese Prefectures | 0 | - | 4.98 | 138,185 |
| States of India | 0 | - | 4.95 | 194,834 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,460 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,132 |
| The Only African Country ... | 0 | - | 4.99 | 129,423 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,286 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 23,566 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,207 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,575 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,544 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,952 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,323 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,386 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,332 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,680 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,691 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,041 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,027 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,507 |
| Slavic Languages | 0 | - | 4.68 | 54,556 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,694 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,567 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,654 |
| Champions League Winners | 0 | - | 4.92 | 1,011,871 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,613 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,686 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,138 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,229 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,994 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,037 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,723 |
| Word Chain - Africa | 0 | - | 4.47 | 31,675 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,683 |
| Palau Country Quiz | 0 | - | 4.90 | 23,086 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,751 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,408 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,261 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,506 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,895 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,570 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,540 |
| States of Mexico | 0 | - | 4.96 | 177,328 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,368 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,240 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,397 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,365 |
| States of Brazil | 0 | - | 4.97 | 89,012 |
| Central American Countries | 0 | - | 4.98 | 156,984 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,076 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,510 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,250 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,037 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,124 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,415 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,999 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,530 |
| US States Quiz | 0 | - | 5.00 | 16,945,164 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,056 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,003 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,291 |
