| Australian Capitals | 0 | - | 4.92 | 62,826 |
| Australian States and Territories | 0 | - | 4.96 | 142,796 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,484 |
| Australia True or False | 0 | - | 4.87 | 57,128 |
| Australia Country Quiz | 0 | - | 4.43 | 69,823 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,973 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,852 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,408 |
| Animals of Australia | 0 | - | 4.52 | 42,477 |
| AFL Teams | 0 | - | 4.42 | 40,869 |
| Flags of Oceania | 0 | - | 5.00 | 262,430 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,682 |
| Word Chain - Australia | 0 | - | 4.38 | 38,241 |
| Regions of New Zealand | 0 | - | 4.84 | 28,712 |
| Palau Country Quiz | 0 | - | 4.89 | 23,134 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,543 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,945 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,610 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,290 |
| Austria... or Australia? | 0 | - | 4.68 | 104,745 |
| Famous Australians by Description | 0 | - | 4.23 | 28,133 |
| Australian Slang | 0 | - | 4.24 | 28,719 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,458 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,563 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,263 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,803 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,385 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,277 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,264 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,678 |
| Official European Union Languages | 0 | - | 4.97 | 239,682 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,580 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,660 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,112 |
| Asia Map Quiz | 0 | - | 4.99 | 924,520 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,852 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,807 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,630 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,285 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,994 |
| The Only European Country ... | 0 | - | 4.91 | 218,802 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,412 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,040 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,873 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,782 |
| African East Coast | 0 | - | 4.96 | 96,700 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,554 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,130 |
| Marshall Islands Country Quiz | 0 | - | 4.62 | 20,799 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,412 |
| Kiribati Country Quiz | 0 | - | 4.70 | 19,138 |
| Australia Map Quiz | 0 | - | 4.95 | 346,056 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 23,022 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 19,164 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,451 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,836 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,467 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,091 |
| Celtic Nations | 0 | - | 4.61 | 47,085 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,985 |
| Countries of Africa | 0 | - | 5.00 | 2,557,743 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,727 |
| Flags of North and South America | 0 | - | 4.99 | 376,617 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,931 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,745 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,574 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,085 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,742 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,620 |
| North America Map Quiz | 0 | - | 4.98 | 251,823 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,957 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,886 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,335 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,539 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,150 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,495 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,746 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,094 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,434 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,982 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,598 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,723 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,981 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,556 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,507 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,284 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,110 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,726 |
| Slavic Countries | 0 | - | 4.96 | 112,316 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,673 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,413 |
| Counties of England | 0 | - | 4.97 | 802,368 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,226 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,677 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,763 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,474 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,842 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,102 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,750 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,273 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,016 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,499 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,541 |
| Countries of the Middle East | 0 | - | 4.96 | 202,525 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,726 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,490 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,996 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,272 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,432 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,214 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,072 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,521 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,171 |
| African Island Countries | 0 | - | 4.96 | 102,390 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,523 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,629 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,450 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,775 |
| The Only American Country ... | 0 | - | 4.92 | 122,174 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,614 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,819 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,781 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,109 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,942 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,856 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,769 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,911 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,944 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,235 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,462 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,666 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,438 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,413 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,485 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,718 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,734 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,416 |
| Monarchies of Europe | 0 | - | 4.90 | 98,801 |
| European Countries with One Border | 0 | - | 4.97 | 183,703 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,459 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,481 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,284 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,774 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,915 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,341 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,429 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,553 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,741 |
| States of Germany | 0 | - | 4.95 | 154,333 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,652 |
| Regions of Italy | 0 | - | 4.92 | 76,967 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,763 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,237 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,708 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,311 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,481 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,947 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,834 |
| Champions League Winners | 0 | - | 4.92 | 1,015,340 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,932 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,774 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,045 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,355 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,728 |
| Monarchies of Asia | 0 | - | 4.97 | 71,476 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,256 |
| Provinces of Turkey | 0 | - | 4.95 | 205,764 |
| Provinces of China | 0 | - | 4.97 | 207,728 |
| Japanese Prefectures | 0 | - | 4.98 | 138,870 |
| States of India | 0 | - | 4.94 | 195,713 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,985 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,558 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,254 |
| The Only African Country ... | 0 | - | 4.99 | 129,618 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,367 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,038 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,403 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,073 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,763 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,738 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,789 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,562 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,877 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,558 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,764 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,372 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,793 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,776 |
| States of Mexico | 0 | - | 4.96 | 178,068 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,564 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,435 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,740 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,547 |
| States of Brazil | 0 | - | 4.97 | 89,606 |
| Central American Countries | 0 | - | 4.98 | 157,256 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,541 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,277 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,432 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,331 |
