| Australian Capitals | 0 | - | 4.92 | 62,699 |
| Australia True or False | 0 | - | 4.87 | 56,785 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,265 |
| Australia Country Quiz | 0 | - | 4.43 | 69,532 |
| Regions of New Zealand | 0 | - | 4.85 | 28,463 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,471 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,901 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,930 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,748 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,013 |
| Official European Union Languages | 0 | - | 4.97 | 238,186 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,646 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,517 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,124 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,810 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,967 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,623 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,910 |
| Asia Map Quiz | 0 | - | 4.99 | 914,838 |
| Word Chain - Australia | 0 | - | 4.38 | 38,122 |
| Countries of Africa | 0 | - | 5.00 | 2,530,971 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,646 |
| African East Coast | 0 | - | 4.96 | 95,854 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,657 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,496 |
| Australia Map Quiz | 0 | - | 4.95 | 343,886 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,818 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,589 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,603 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,027 |
| Celtic Nations | 0 | - | 4.69 | 46,910 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,895 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,884 |
| The Only European Country ... | 0 | - | 4.91 | 216,053 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,814 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,768 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,694 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,479 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,886 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,706 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,418 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,037 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,110 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,223 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,735 |
| African Island Countries | 0 | - | 4.96 | 101,456 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,104 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,674 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,037 |
| Australian States and Territories | 0 | - | 4.96 | 141,714 |
| Famous Australians by Description | 0 | - | 4.23 | 27,884 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,237 |
| Australian Slang | 0 | - | 4.24 | 28,598 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,523 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,108 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,401 |
| North America Map Quiz | 0 | - | 4.98 | 247,816 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,664 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,439 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,054 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,804 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,365 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,462 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,008 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,227 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,012 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,268 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,030 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,792 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,837 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,040 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,777 |
| Slavic Countries | 0 | - | 4.96 | 111,513 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,295 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,892 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,103 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,560 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,993 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,836 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,685 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,306 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,288 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,041 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,775 |
| Countries of the Middle East | 0 | - | 4.96 | 200,796 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,449 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,522 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,545 |
| Flags of North and South America | 0 | - | 4.99 | 372,101 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,622 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,886 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,508 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,314 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,522 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,582 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,413 |
| Counties of England | 0 | - | 4.97 | 795,060 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,653 |
| States of India | 0 | - | 4.94 | 192,720 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,297 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,672 |
| The Only African Country ... | 0 | - | 4.98 | 128,968 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,068 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,689 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,655 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,023 |
| Flags of Oceania | 0 | - | 5.00 | 258,297 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,204 |
| The Only American Country ... | 0 | - | 4.92 | 121,422 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,959 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,523 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,576 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,740 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,562 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,899 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,372 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,207 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,350 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,769 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,828 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,953 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,699 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,285 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,962 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,939 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,534 |
| Monarchies of Europe | 0 | - | 4.90 | 97,980 |
| European Countries with One Border | 0 | - | 4.97 | 182,543 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,349 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,924 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,490 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,758 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,201 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,570 |
| States of Germany | 0 | - | 4.96 | 152,003 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,911 |
| Regions of Italy | 0 | - | 4.92 | 75,616 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,945 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,683 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,041 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,073 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,806 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,063 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,661 |
| Champions League Winners | 0 | - | 4.92 | 1,004,249 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,416 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,803 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,086 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,364 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,021 |
| Monarchies of Asia | 0 | - | 4.97 | 70,994 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,786 |
| Provinces of Turkey | 0 | - | 4.95 | 203,724 |
| Provinces of China | 0 | - | 4.97 | 203,614 |
| Japanese Prefectures | 0 | - | 4.98 | 136,500 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,728 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,640 |
| States of India Map Quiz | 0 | - | 4.83 | 26,419 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,138 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,665 |
| African Great Lakes | 0 | - | 4.82 | 66,065 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,481 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,399 |
| Name a Valid African Country | 0 | - | 4.98 | 153,817 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,732 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,020 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,406 |
| Palau Country Quiz | 0 | - | 4.90 | 22,974 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,519 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,969 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,796 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,422 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,496 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,206 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,980 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,356 |
| States of Mexico | 0 | - | 4.95 | 175,594 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,515 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,792 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,690 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,897 |
| States of Brazil | 0 | - | 4.97 | 87,698 |
| Central American Countries | 0 | - | 4.98 | 155,919 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,971 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,811 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,351 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,217 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,309 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,813 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,102 |
| US States Quiz | 0 | - | 5.00 | 16,837,281 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,640 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,219 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,315 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,910 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,565 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,952 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,823 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,644 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,521 |
