| Australian Capitals | 0 | - | 4.92 | 62,775 |
| Australia True or False | 0 | - | 4.87 | 56,991 |
| Australia Country Quiz | 0 | - | 4.43 | 69,699 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,921 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,468 |
| Regions of New Zealand | 0 | - | 4.84 | 28,614 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,895 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,747 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,398 |
| Official European Union Languages | 0 | - | 4.97 | 239,075 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,231 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,264 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,693 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,140 |
| Celtic Nations | 0 | - | 4.69 | 47,008 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,499 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,044 |
| Asia Map Quiz | 0 | - | 4.99 | 920,579 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,931 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,034 |
| Word Chain - Australia | 0 | - | 4.38 | 38,183 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,002 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,769 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,822 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,148 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,889 |
| The Only European Country ... | 0 | - | 4.91 | 217,707 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,785 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,937 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,429 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,192 |
| African East Coast | 0 | - | 4.96 | 96,386 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,230 |
| Australia Map Quiz | 0 | - | 4.95 | 345,387 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,288 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,272 |
| Countries of Africa | 0 | - | 5.00 | 2,547,545 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,089 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,774 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,444 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,818 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,705 |
| Australian States and Territories | 0 | - | 4.96 | 142,352 |
| Famous Australians by Description | 0 | - | 4.23 | 28,028 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,385 |
| Australian Slang | 0 | - | 4.24 | 28,667 |
| Flags of North and South America | 0 | - | 4.99 | 374,808 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,750 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,462 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,208 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,394 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,655 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,807 |
| North America Map Quiz | 0 | - | 4.98 | 249,769 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,834 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,180 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,191 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,360 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,997 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,265 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,691 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,038 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,546 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,665 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,456 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,709 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,629 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,626 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,815 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,784 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,688 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,493 |
| Slavic Countries | 0 | - | 4.96 | 111,988 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,520 |
| Counties of England | 0 | - | 4.97 | 799,773 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,688 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,477 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,107 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,431 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,299 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,340 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,886 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,727 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,946 |
| Countries of the Middle East | 0 | - | 4.96 | 201,859 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,627 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,289 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,077 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,496 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,865 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,570 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,496 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,996 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,629 |
| African Island Countries | 0 | - | 4.96 | 101,962 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,043 |
| Flags of Oceania | 0 | - | 5.00 | 260,959 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,050 |
| The Only American Country ... | 0 | - | 4.92 | 121,886 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,347 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,304 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,915 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,485 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,652 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,825 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,667 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,502 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,076 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,269 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,204 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,123 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,962 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,854 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,465 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,075 |
| Monarchies of Europe | 0 | - | 4.90 | 98,440 |
| European Countries with One Border | 0 | - | 4.97 | 183,243 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,020 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,855 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,266 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,184 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,964 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,318 |
| States of Germany | 0 | - | 4.95 | 153,522 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,359 |
| Regions of Italy | 0 | - | 4.92 | 76,407 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,511 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,636 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,478 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,230 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,344 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,771 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,768 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,352 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,652 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,678 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,465 |
| Monarchies of Asia | 0 | - | 4.97 | 71,288 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,073 |
| Provinces of Turkey | 0 | - | 4.94 | 204,911 |
| Provinces of China | 0 | - | 4.97 | 206,026 |
| Japanese Prefectures | 0 | - | 4.98 | 137,988 |
| States of India | 0 | - | 4.95 | 194,550 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,439 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,932 |
| The Only African Country ... | 0 | - | 4.99 | 129,346 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,244 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,140 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,410 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,468 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,704 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,312 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,163 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,320 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,667 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,678 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,946 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,819 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,465 |
| Slavic Languages | 0 | - | 4.68 | 54,513 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,682 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,529 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,444 |
| Champions League Winners | 0 | - | 4.92 | 1,010,820 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,593 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,649 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,087 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,066 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,963 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,000 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,703 |
| Word Chain - Africa | 0 | - | 4.47 | 31,662 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,625 |
| Palau Country Quiz | 0 | - | 4.90 | 23,069 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,721 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,342 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,199 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,492 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,879 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,562 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,467 |
| States of Mexico | 0 | - | 4.96 | 177,090 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,270 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,179 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,279 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,312 |
| States of Brazil | 0 | - | 4.97 | 88,831 |
| Central American Countries | 0 | - | 4.98 | 156,889 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,025 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,267 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,177 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,966 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,988 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,131 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,970 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,466 |
| US States Quiz | 0 | - | 5.00 | 16,932,190 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,929 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,913 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,236 |
