| Australian Capitals | 0 | - | 4.92 | 62,593 |
| Australia True or False | 0 | - | 4.87 | 56,508 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,918 |
| Australia Country Quiz | 0 | - | 4.43 | 69,281 |
| Regions of New Zealand | 0 | - | 4.85 | 28,140 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,057 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,354 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,537 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,106 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,581 |
| Official European Union Languages | 0 | - | 4.97 | 236,534 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,703 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,404 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,341 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,316 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,712 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,204 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,488 |
| Asia Map Quiz | 0 | - | 4.99 | 907,042 |
| Word Chain - Australia | 0 | - | 4.37 | 38,014 |
| Countries of Africa | 0 | - | 5.00 | 2,507,919 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,816 |
| African East Coast | 0 | - | 4.96 | 95,055 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,926 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,800 |
| Australia Map Quiz | 0 | - | 4.94 | 342,486 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,149 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,210 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,998 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,308 |
| Celtic Nations | 0 | - | 4.69 | 46,812 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,540 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,564 |
| The Only European Country ... | 0 | - | 4.91 | 213,839 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,538 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,568 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,472 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,927 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,435 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,629 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,578 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,277 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,508 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,113 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,456 |
| African Island Countries | 0 | - | 4.96 | 100,793 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,660 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,632 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,978 |
| Australian States and Territories | 0 | - | 4.95 | 140,879 |
| Famous Australians by Description | 0 | - | 4.23 | 27,602 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,020 |
| Australian Slang | 0 | - | 4.25 | 28,472 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,156 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,165 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,231 |
| North America Map Quiz | 0 | - | 4.98 | 244,447 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,380 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,886 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,616 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,499 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,239 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,716 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,291 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,335 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,472 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,852 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,828 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,890 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,445 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,268 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,206 |
| Slavic Countries | 0 | - | 4.96 | 110,860 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,048 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,344 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,764 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,416 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,247 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,708 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,492 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,686 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,771 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,157 |
| Countries of the Middle East | 0 | - | 4.96 | 198,929 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,251 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,408 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,161 |
| Flags of North and South America | 0 | - | 4.99 | 367,243 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,236 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,670 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,921 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,966 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,683 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,802 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,147 |
| Counties of England | 0 | - | 4.97 | 789,203 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,584 |
| States of India | 0 | - | 4.94 | 190,044 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,001 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,250 |
| The Only African Country ... | 0 | - | 4.99 | 128,368 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,778 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,069 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,342 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,111 |
| Flags of Oceania | 0 | - | 5.00 | 255,204 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,427 |
| The Only American Country ... | 0 | - | 4.92 | 120,763 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,341 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,354 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,796 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,969 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,900 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,991 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,962 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,328 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,873 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,077 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,493 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,368 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,333 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,394 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,862 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,216 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,813 |
| Monarchies of Europe | 0 | - | 4.90 | 97,315 |
| European Countries with One Border | 0 | - | 4.97 | 181,629 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,522 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,949 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,007 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,201 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,130 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,685 |
| States of Germany | 0 | - | 4.96 | 150,056 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,016 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,520 |
| Regions of Italy | 0 | - | 4.92 | 74,727 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,815 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,353 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,180 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,162 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,909 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,091 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,406 |
| Champions League Winners | 0 | - | 4.92 | 996,368 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,001 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,044 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,361 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,776 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,411 |
| Monarchies of Asia | 0 | - | 4.97 | 70,604 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,433 |
| Provinces of Turkey | 0 | - | 4.95 | 201,031 |
| Provinces of China | 0 | - | 4.97 | 200,133 |
| Japanese Prefectures | 0 | - | 4.98 | 134,580 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,214 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,901 |
| States of India Map Quiz | 0 | - | 4.82 | 26,036 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,777 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,331 |
| African Great Lakes | 0 | - | 4.82 | 65,160 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,863 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,364 |
| Name a Valid African Country | 0 | - | 4.98 | 152,936 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,486 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,821 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,043 |
| Palau Country Quiz | 0 | - | 4.89 | 22,844 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,218 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,508 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,202 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,297 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,350 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,015 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,088 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,909 |
| States of Mexico | 0 | - | 4.95 | 173,348 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,795 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,156 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,965 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,385 |
| States of Brazil | 0 | - | 4.98 | 86,390 |
| Central American Countries | 0 | - | 4.98 | 155,055 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,897 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,977 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,662 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,159 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,921 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,526 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,624 |
| US States Quiz | 0 | - | 5.00 | 16,701,222 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,276 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,089 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,526 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,493 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,450 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,248 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,121 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,599 |
