| Australian Capitals | 0 | - | 4.92 | 62,857 |
| Australia True or False | 0 | - | 4.86 | 57,198 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,797 |
| Australia Country Quiz | 0 | - | 4.43 | 69,882 |
| Regions of New Zealand | 0 | - | 4.84 | 28,778 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,087 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,922 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,278 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,937 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,605 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,831 |
| Official European Union Languages | 0 | - | 4.97 | 240,173 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,779 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,153 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,116 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,313 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,283 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,218 |
| Asia Map Quiz | 0 | - | 4.99 | 926,399 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,387 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,454 |
| Word Chain - Australia | 0 | - | 4.38 | 38,258 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,290 |
| Countries Closest to Perth | 0 | - | 4.59 | 17,977 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,578 |
| Australia Map Quiz | 0 | - | 4.95 | 346,426 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,251 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,972 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,136 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,502 |
| Celtic Nations | 0 | - | 4.61 | 47,124 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,368 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,424 |
| The Only European Country ... | 0 | - | 4.91 | 219,478 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,777 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,093 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,110 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,871 |
| Countries of Africa | 0 | - | 5.00 | 2,563,689 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,213 |
| African East Coast | 0 | - | 4.96 | 96,901 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,779 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,743 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,146 |
| Australian States and Territories | 0 | - | 4.96 | 143,004 |
| Famous Australians by Description | 0 | - | 4.23 | 28,180 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,536 |
| Australian Slang | 0 | - | 4.24 | 28,756 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,065 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,957 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,827 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,780 |
| North America Map Quiz | 0 | - | 4.98 | 252,610 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,029 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,100 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,232 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,737 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,493 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,172 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,886 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,114 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,090 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,369 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,689 |
| Official and Regional Languages of Europe on a Map | 0 | - | 4.99 | 113,484 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,334 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,890 |
| Slavic Countries | 0 | - | 4.96 | 112,479 |
| All Slavic Languages With a Map | 0 | - | 4.98 | 70,571 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,737 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,503 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,905 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,693 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,051 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,285 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,975 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,451 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,186 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,845 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,759 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 69,587 |
| Countries of the Middle East | 0 | - | 4.96 | 203,202 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,794 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,558 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,090 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,032 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,653 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,196 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,905 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,437 |
| African Island Countries | 0 | - | 4.96 | 102,701 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,816 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,787 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 69,172 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,534 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,577 |
| Flags of North and South America | 0 | - | 4.99 | 377,889 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,101 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,948 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,914 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,205 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,754 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,863 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,803 |
| Counties of England | 0 | - | 4.97 | 803,990 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,441 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,629 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,818 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,072 |
| Flags of Oceania | 0 | - | 5.00 | 263,330 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,641 |
| The Only American Country ... | 0 | - | 4.92 | 122,326 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,753 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,383 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,931 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,288 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,267 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,946 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,944 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,037 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,158 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,314 |
| U.S. History Timeline Quiz | 0 | - | 4.96 | 57,317 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,594 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,077 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,959 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,689 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,797 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,868 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,591 |
| Monarchies of Europe | 0 | - | 4.90 | 99,002 |
| European Countries with One Border | 0 | - | 4.97 | 183,989 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,695 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,044 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,520 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,922 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,960 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,986 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,699 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,135 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,859 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,556 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,781 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,944 |
| States of Germany | 0 | - | 4.95 | 154,863 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,785 |
| Regions of Italy | 0 | - | 4.92 | 77,226 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,890 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,531 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,873 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,746 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,595 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,241 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,858 |
| Champions League Winners | 0 | - | 4.92 | 1,017,570 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,098 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,037 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,239 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,753 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,864 |
| Monarchies of Asia | 0 | - | 4.97 | 71,586 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,338 |
| Provinces of Turkey | 0 | - | 4.95 | 206,239 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,998 |
| Provinces of China | 0 | - | 4.97 | 208,631 |
| Japanese Prefectures | 0 | - | 4.98 | 139,323 |
| States of India | 0 | - | 4.94 | 196,354 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,611 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,545 |
| The Only African Country ... | 0 | - | 4.99 | 129,772 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,433 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,236 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,564 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,488 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,962 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,496 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,897 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,634 |
| Palau Country Quiz | 0 | - | 4.89 | 23,159 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,936 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,678 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,927 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,558 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,972 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,632 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,932 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,880 |
| States of Mexico | 0 | - | 4.96 | 178,611 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,754 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,593 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,999 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,706 |
| States of Brazil | 0 | - | 4.98 | 89,983 |
| Central American Countries | 0 | - | 4.98 | 157,498 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,676 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,965 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,569 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,530 |
