| Australian Capitals | 0 | - | 4.92 | 62,753 |
| Australia True or False | 0 | - | 4.87 | 56,952 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,428 |
| Australia Country Quiz | 0 | - | 4.43 | 69,668 |
| Regions of New Zealand | 0 | - | 4.84 | 28,591 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,704 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,553 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,588 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,683 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,318 |
| Official European Union Languages | 0 | - | 4.97 | 238,906 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,125 |
| Europe Map Quiz | 0 | - | 5.00 | 4,770,820 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,641 |
| Oceania Map Quiz | 0 | - | 4.98 | 650,178 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,099 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,013 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,692 |
| Asia Map Quiz | 0 | - | 4.99 | 919,563 |
| Word Chain - Australia | 0 | - | 4.38 | 38,171 |
| Countries of Africa | 0 | - | 5.00 | 2,544,728 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,098 |
| African East Coast | 0 | - | 4.96 | 96,278 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,139 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,898 |
| Australia Map Quiz | 0 | - | 4.95 | 345,123 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,786 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,738 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,555 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,022 |
| Celtic Nations | 0 | - | 4.69 | 46,996 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,106 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,664 |
| The Only European Country ... | 0 | - | 4.91 | 217,374 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,570 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,914 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,281 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,812 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,097 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,338 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,791 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,473 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,433 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,828 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,446 |
| African Island Countries | 0 | - | 4.96 | 101,866 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,823 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,696 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,076 |
| Australian States and Territories | 0 | - | 4.96 | 142,224 |
| Famous Australians by Description | 0 | - | 4.23 | 28,003 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,363 |
| Australian Slang | 0 | - | 4.24 | 28,656 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,708 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,393 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,103 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,639 |
| North America Map Quiz | 0 | - | 4.98 | 249,441 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,805 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,458 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,300 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,962 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,429 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,912 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,429 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,355 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,353 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,534 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,214 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,968 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,625 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,554 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,390 |
| Slavic Countries | 0 | - | 4.96 | 111,877 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,470 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,193 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,404 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,016 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,359 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,220 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,231 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,780 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,644 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,746 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,104 |
| Countries of the Middle East | 0 | - | 4.96 | 201,671 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,589 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,114 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,762 |
| Flags of North and South America | 0 | - | 4.99 | 374,262 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,704 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,722 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,618 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,658 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,437 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,672 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,575 |
| Counties of England | 0 | - | 4.97 | 798,824 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,797 |
| States of India | 0 | - | 4.95 | 194,085 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,391 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,885 |
| The Only African Country ... | 0 | - | 4.99 | 129,268 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,205 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,061 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,054 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,396 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,382 |
| Flags of Oceania | 0 | - | 5.00 | 260,485 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,697 |
| The Only American Country ... | 0 | - | 4.92 | 121,814 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,270 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,920 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,173 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,834 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,398 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,603 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,747 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,610 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,401 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,027 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,202 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,036 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,841 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,690 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,385 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,982 |
| Monarchies of Europe | 0 | - | 4.90 | 98,343 |
| European Countries with One Border | 0 | - | 4.97 | 183,112 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,888 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,739 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,990 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,092 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,815 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,148 |
| States of Germany | 0 | - | 4.95 | 153,161 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,278 |
| Regions of Italy | 0 | - | 4.92 | 76,227 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,418 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,381 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,414 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,141 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,150 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,143 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,752 |
| Champions League Winners | 0 | - | 4.92 | 1,009,795 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,694 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,250 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,542 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,465 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,386 |
| Monarchies of Asia | 0 | - | 4.97 | 71,220 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,015 |
| Provinces of Turkey | 0 | - | 4.95 | 204,628 |
| Provinces of China | 0 | - | 4.97 | 205,609 |
| Japanese Prefectures | 0 | - | 4.98 | 137,590 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,015 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,073 |
| States of India Map Quiz | 0 | - | 4.83 | 26,600 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,347 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,816 |
| African Great Lakes | 0 | - | 4.82 | 66,508 |
| Word Chain - Africa | 0 | - | 4.47 | 31,651 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,761 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,810 |
| Name a Valid African Country | 0 | - | 4.98 | 154,352 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,852 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,128 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,587 |
| Palau Country Quiz | 0 | - | 4.90 | 23,054 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,674 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,275 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,127 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,480 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,864 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,555 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,294 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,377 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,571 |
| States of Mexico | 0 | - | 4.96 | 176,753 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,060 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,089 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,171 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,235 |
| States of Brazil | 0 | - | 4.97 | 88,579 |
| Central American Countries | 0 | - | 4.98 | 156,760 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,955 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,041 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,105 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,867 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,827 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,811 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,935 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,390 |
| US States Quiz | 0 | - | 5.00 | 16,916,749 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,792 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,307 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,820 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,171 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,644 |
